26225 videos available

Al-Khwarizmi, root, algebra and algorithms
4:21

Al-Khwarizmi, root, algebra and algorithms

Clip from Science And Islam
Jim AlKhalili meets mathematician Ian Stewart, who explains the significance of Muhammad ibn Musa alKhwarizmi's work to develop algebra and the origin of root.

Jim AlKhalili meets mathematician Ian Stewart, who explains the significance of Muhammad ibn Musa alKhwarizmi's work to develop algebra and the origin of root.

Making beef stew
7:12

Making beef stew

Brigitte Hafner shows Matt how to make a delicious beef stew.

Brigitte Hafner shows Matt how to make a delicious beef stew.

Would you stop racism if you saw it happening?
4:58

Would you stop racism if you saw it happening?

Many Australians claim they would stand up to racism, but is this true This experiment shows what happens when racism happens in public.

Many Australians claim they would stand up to racism, but is this true This experiment shows what happens when racism happens in public.

Australia is a target for ice smugglers
3:48

Australia is a target for ice smugglers

Clip from Ice Wars
Australia is the world's second largest user of ice and half is smuggled in from China.

Australia is the world's second largest user of ice and half is smuggled in from China.

Jacquie Lambie and her son Dylan
3:08

Jacquie Lambie and her son Dylan

Clip from Ice Wars
Explores the conflict and struggle between Jacquie Lambie and her son after he became addicted to ice.

Explores the conflict and struggle between Jacquie Lambie and her son after he became addicted to ice.

Tile work at Iran's Shah Mosque
1:26

Tile work at Iran's Shah Mosque

Clip from The Silk Road
Sam Willis visits Iran's Shah Mosque, where he discusses how a new method of tile production time sped up construction of the building.

Sam Willis visits Iran's Shah Mosque, where he discusses how a new method of tile production time sped up construction of the building.

The ruins of Persepolis
3:36

The ruins of Persepolis

Clip from The Silk Road
Sam Willis visits the ancient city of Persepolis, capital of the Persian Empire, and studies the art that reveals the extent of the empire.

Sam Willis visits the ancient city of Persepolis, capital of the Persian Empire, and studies the art that reveals the extent of the empire.

Lego used to create stop-motion movies
7:46

Lego used to create stop-motion movies

Filmmakers Jonathan Bond and Matt Cohen reveal how they made Melting Point, a 30-minute stop-motion Lego brickfilm. And animator David Pagano explains the history of Lego ...

Filmmakers Jonathan Bond and Matt Cohen reveal how they made Melting Point, a 30-minute stop-motion Lego brickfilm. And animator David Pagano explains the history of Lego being used to make moving pictures, from advertising to shot-for-shot recreations of feature films and the CGI Lego Movie.

The role of personality in biological pairing
7:31

The role of personality in biological pairing

An experiment explores personality compatibility and its role in who we partner with.

An experiment explores personality compatibility and its role in who we partner with.

Businesses rebel against penalty rate cuts
4:45

Businesses rebel against penalty rate cuts

Clip from The Feed
July 4 2017. Australian businesses such as Lush cosmetics are refusing to pay their employees less on weekends and holidays. They say penalty rate cuts are unethical.

July 4 2017. Australian businesses such as Lush cosmetics are refusing to pay their employees less on weekends and holidays. They say penalty rate cuts are unethical.

United Nations says drugs should be decriminalised
1:03

United Nations says drugs should be decriminalised

Clip from The Feed
July 6 2017. Drugs should be decriminalised in order to reduce drug fatalities and HIV rates, the UN and WHO said today.

July 6 2017. Drugs should be decriminalised in order to reduce drug fatalities and HIV rates, the UN and WHO said today.

The great detox swindle
5:06

The great detox swindle

Clip from The Checkout
Thinking of trying one of those 'celebrity endorsed' detox diets?You might want to exercise a bit of your critic thinking first.

Thinking of trying one of those 'celebrity endorsed' detox diets?You might want to exercise a bit of your critic thinking first.

Bizarre diamond rain on Saturn
7:20

Bizarre diamond rain on Saturn

The extreme pressure and temperatures in Saturn's lower atmosphere means the surface is bombarded by a type of rain formed of diamonds.

The extreme pressure and temperatures in Saturn's lower atmosphere means the surface is bombarded by a type of rain formed of diamonds.

Jupiter and Saturn's violent super storms
4:23

Jupiter and Saturn's violent super storms

Jupiter's 'great red spot' is a huge storm that has raged for hundreds of years, while the usually calm Saturn can suddenly erupt in storms more violent than anything in the ...

Jupiter's 'great red spot' is a huge storm that has raged for hundreds of years, while the usually calm Saturn can suddenly erupt in storms more violent than anything in the solar system.

Nazis vie for the Caucasus oil reserves
3:37

Nazis vie for the Caucasus oil reserves

Clip from As It Happened
On 28 June 1942, the German army set out to conquer Russia in a split campaign - one aimed at Stalingrad and the other focusing on the capture of the rich Caucasus oil fields.

On 28 June 1942, the German army set out to conquer Russia in a split campaign - one aimed at Stalingrad and the other focusing on the capture of the rich Caucasus oil fields.

Scuba diving in South Australia's sink holes
3:04

Scuba diving in South Australia's sink holes

Clip from Coast Australia
Geomorphologist Grant Pearce takes Emma Johnston scuba diving in Piccaninnie Ponds and Kilsbys Sinkhole on South Australia's Limestone Coast.

Geomorphologist Grant Pearce takes Emma Johnston scuba diving in Piccaninnie Ponds and Kilsbys Sinkhole on South Australia's Limestone Coast.

Cultures clash over football
2:37

Cultures clash over football

Jess is banned from playing football after her mother spots her playing in the park and being manhandled by opponents.

Jess is banned from playing football after her mother spots her playing in the park and being manhandled by opponents.

Surf safety - saved from drowning
3:04

Surf safety - saved from drowning

Clip from Bondi Rescue
Great for senior EALD students, clip teaches beach safety with a uniquely Australian slant on language.

Great for senior EALD students, clip teaches beach safety with a uniquely Australian slant on language.

Life in a Victorian slum - work
7:22

Life in a Victorian slum - work

Life was cruel in Victorian London. People had to work to survive and there was little sympathy for those who couldn't. Modern families find out about these realities the hard way.

Life was cruel in Victorian London. People had to work to survive and there was little sympathy for those who couldn't. Modern families find out about these realities the hard way.

Can tumeric switch off cancer? Part 3
5:27

Can tumeric switch off cancer? Part 3

The results. Can tumeric affect the way susceptible genes express cancer? Is seems so - but it depends how you ingest it.

The results. Can tumeric affect the way susceptible genes express cancer? Is seems so - but it depends how you ingest it.

The future of fashion is coding
3:20

The future of fashion is coding

Meet a team of 'fashion technologists' developing the next wave of wearable technology.

Meet a team of 'fashion technologists' developing the next wave of wearable technology.

Racial prejudice after rural talent show
6:03

Racial prejudice after rural talent show

Clip from The Sapphires
The Sapphires are racially abused after losing a talent contest, in spite of their superior talent. (Coarse language.)

The Sapphires are racially abused after losing a talent contest, in spite of their superior talent. (Coarse language.)

Child labour in Victorian England
1:31

Child labour in Victorian England

Indulging children is a relatively modern concept. In 1870s England, children were needed to work from sun up to sun down.

Indulging children is a relatively modern concept. In 1870s England, children were needed to work from sun up to sun down.

Picking a leader based on character
8:23

Picking a leader based on character

It's not all about looks. This experiment shows that someone can quickly hijack their chances of becoming a leader by being disengaged and showing selfishness.

It's not all about looks. This experiment shows that someone can quickly hijack their chances of becoming a leader by being disengaged and showing selfishness.

Iron Age agricultural technologies
4:42

Iron Age agricultural technologies

Clip from Lost Worlds
Neil Oliver visits Butser Ancient Farm in England and demonstrates Iron Age agricultural technologies, including ploughs, storage pits and quern stones.

Neil Oliver visits Butser Ancient Farm in England and demonstrates Iron Age agricultural technologies, including ploughs, storage pits and quern stones.

Young people in the work force and progress for casual workers
3:59

Young people in the work force and progress for casual workers

Clip from The Feed
Katie Acheson, CEO of Youth Action, discusses recent progress regarding rights for casual workers as well as some of the current trends among employers when it comes to jobs ...

Katie Acheson, CEO of Youth Action, discusses recent progress regarding rights for casual workers as well as some of the current trends among employers when it comes to jobs typically taken by younger workers.

Culturing pearls at Cygnet Bay
5:07

Culturing pearls at Cygnet Bay

Clip from Coast Australia
Neil Oliver visits the Buccaneer Archipelago to learn how Cygnet Bay Pearl Farm cultivates and harvests pearls.

Neil Oliver visits the Buccaneer Archipelago to learn how Cygnet Bay Pearl Farm cultivates and harvests pearls.

The Roman ballista bolt thrower
2:00

The Roman ballista bolt thrower

Clip from Lost Worlds
Neil Oliver demonstrates the use of ballistae, the bolt throwers the Celts faced as the Romans sought to conquer Britain in the first century BC.

Neil Oliver demonstrates the use of ballistae, the bolt throwers the Celts faced as the Romans sought to conquer Britain in the first century BC.

Liam Stapleton on R U Ok Day.
5:40

Liam Stapleton on R U Ok Day.

Clip from The Project
Triple J presenter Liam Stapleton shares his story on R U Ok Day?

Triple J presenter Liam Stapleton shares his story on R U Ok Day?

Edward remembers his creation story
2:41

Edward remembers his creation story

Edward helps Peg Boggs prepare for the neighbourhood barbeque. Peg tries to reassure Edward that the neighbours are very kind people, telling him to be himself. Edward is ...

Edward helps Peg Boggs prepare for the neighbourhood barbeque. Peg tries to reassure Edward that the neighbours are very kind people, telling him to be himself. Edward is confused by who he is and where he fits in the world. While Peg opens a can with an electric can opener, Edward is reminded of his creation story. Edwards creation story is reminiscent of Mary Shelley's Frankenstein, where an unorthodox inventor desires to create a sentient creature.

Hot Chilli
0:51

Hot Chilli

Food Lab's go-to scientist Dr Joel Gilmore explains the anatomy of a chilli, from the fleshy white placenta to the seeds, and where the heat (capsaicin) actually comes from.

Food Lab's go-to scientist Dr Joel Gilmore explains the anatomy of a chilli, from the fleshy white placenta to the seeds, and where the heat (capsaicin) actually comes from.

Kale
0:48

Kale

Dr Lee Hickey demonstrates the morphology of wild mustard (brassica oleracea) and how plant breeders developed common cruciferous vegetables by picking out specific ...

Dr Lee Hickey demonstrates the morphology of wild mustard (brassica oleracea) and how plant breeders developed common cruciferous vegetables by picking out specific characteristics.

Paper baked lemongrass chicken
0:51

Paper baked lemongrass chicken

Dr Andrew Stephenson explains the three different ways you can transfer heat to cook foods; conduction, convection and radiation. Conduction is the transferal of heat through ...

Dr Andrew Stephenson explains the three different ways you can transfer heat to cook foods; conduction, convection and radiation. Conduction is the transferal of heat through a medium, convection involves a fluid that moves heat along looping currents and radiation uses photons to activate the water molecule in foods to heat them up.

Pineapple pork
1:40

Pineapple pork

Nature may not be as chaotic as you think, join Dr Joel Gilmore as he explains the sequence behind the pineapple's unique pattern. Informing much of the natural and artificial ...

Nature may not be as chaotic as you think, join Dr Joel Gilmore as he explains the sequence behind the pineapple's unique pattern. Informing much of the natural and artificial world, the Fibonacci sequence, or golden spiral, can be seen in Greek architecture, Indian philosophy and even the humble pineapple!

Learning language is humanity's greatest talents
3:21

Learning language is humanity's greatest talents

Clip from Fry's Planet Word
Steven Fry explains - in perfect English - how there are similarities in all languages and they way we learn them is unique to humans.

Steven Fry explains - in perfect English - how there are similarities in all languages and they way we learn them is unique to humans.

The facts about sunscreen
4:20

The facts about sunscreen

Find out how sunscreen is intended to work and what users need to know to make it as effective as possible

Find out how sunscreen is intended to work and what users need to know to make it as effective as possible

Redemption and family histories
9:58

Redemption and family histories

Clip from Holes
"Kissin' Kate" tell Charles "Trout" Walker neither he nor his family will ever find the treasure. At camp, Hector and Stanley find the buried treasure. Warden Walker attempts ...

"Kissin' Kate" tell Charles "Trout" Walker neither he nor his family will ever find the treasure. At camp, Hector and Stanley find the buried treasure. Warden Walker attempts to take it from them, but Hector reads Stanley's name written across the case. Back at camp, Stanley refuses to leave without Hector and the Camp Green Lake staff are arrested. The palindrome of family histories interlock and the curse on the town is finally broken.

Self-discovery, heritage and respect
8:30

Self-discovery, heritage and respect

Clip from Yolngu Boy
Returning to the water, Milika, Botj and Lorrpu find a campsite. Inside the camp they notice evidence of disrespectful occupants. Stealing the camp's boat, the boys work ...

Returning to the water, Milika, Botj and Lorrpu find a campsite. Inside the camp they notice evidence of disrespectful occupants. Stealing the camp's boat, the boys work together to catch their first turtle. After eating it, Lorrpu places pieces of shell and bones into the fire. Lorrpu explains it is in respect of the old people. As they walk across country Botj begins singing their song line. Together they embrace their journey and rediscover Yolngu knowledge.

Writing and identity
9:18

Writing and identity

Alison suggests Erica has an original idea for a play. Erica gets to work writing a script inspired by the world around her. After realising she has stage fright, Erica is ...

Alison suggests Erica has an original idea for a play. Erica gets to work writing a script inspired by the world around her. After realising she has stage fright, Erica is forced to cast Alison as her stand-in character. Barry defends Erica to the others. That night, Erica sits outside wearing Alison's kimono and is shocked by a kiss from Barry, unclear whether he knew who it was.

Insecurity, inequity and school crushes
7:45

Insecurity, inequity and school crushes

Charlie becomes over-stimulated at the supermarket when Simon has to put a few items back. Exhausted, Thomas and Simon escalate the situation. On the way home, Thomas asks his ...

Charlie becomes over-stimulated at the supermarket when Simon has to put a few items back. Exhausted, Thomas and Simon escalate the situation. On the way home, Thomas asks his father about some of his insecurities and feelings of inequity regarding Charlie. The three boys, Simon, Thomas and Charlie, visit Maddie in the hospital and, again, Thomas sees people staring at his brother. During swim class the next day, Thomas and Jackie share a secret kiss.

Stanley breaks the family curse
9:12

Stanley breaks the family curse

Clip from Holes
Hector "Zero" gets sick during their climb up God's Thumb's mountain. Stanley carries him to the peak, unwittingly breaking his family curse. Hector and Stanley find an oasis ...

Hector "Zero" gets sick during their climb up God's Thumb's mountain. Stanley carries him to the peak, unwittingly breaking his family curse. Hector and Stanley find an oasis full of sweet onions and fresh water. Hector tells Stanley about the shoes that fell from the sky, Stanley thinks it's fate. Back at camp, Stanley's attorney ruffles some feathers. Stanley and Hector decide to dig one last hole.

Joe tries to use money to solve problems
9:57

Joe tries to use money to solve problems

Clip from Billionaire Boy
Bob returns the money Joe gave him to lose a race, asking for chocolate instead. Shop owner, Raj, almost exposes Joe. Joe is happy for his new friend but burdened by his lie. ...

Bob returns the money Joe gave him to lose a race, asking for chocolate instead. Shop owner, Raj, almost exposes Joe. Joe is happy for his new friend but burdened by his lie. Bob and Joe try to evade the Grubb bullies, but Joe is caught, deciding to cut a deal. In class, Joe realises he's left his homework at home, and Mrs Sharp threatens litter duty. Len decides to deliver the homework personally. Joe realises he doesn't want special treatment.

Ian Chappell on underarm bowling incident
2:20

Ian Chappell on underarm bowling incident

Former Australia cricket captain Ian Chappell speaks about the controversial decision of brother Greg to instruct younger brother Trevor to bowl the last ball of a match ...

Former Australia cricket captain Ian Chappell speaks about the controversial decision of brother Greg to instruct younger brother Trevor to bowl the last ball of a match underarm, in an effort to prevent New Zealand winning a 1981 one-day international. Ian Chappell notes that Trevor was unfairly blamed for Greg's decision.

Captain Prince banishes Romeo
5:43

Captain Prince banishes Romeo

Clip from Romeo + Juliet
Balthasar beckons Romeo away before the police arrive. Captain Prince hears of Tybalt's death at Romeo's hands from Benvolio. Both families seek to excuse their child's ...

Balthasar beckons Romeo away before the police arrive. Captain Prince hears of Tybalt's death at Romeo's hands from Benvolio. Both families seek to excuse their child's action, but Captain Prince will not hear any of their prayers and banishes Romeo from Verona city. Father Lawrence treats Romeo's injuries, as they discuss the situation. Nurse arrives to tell Romeo of Juliet's mood. Romeo bemoans his predicament, but Father Lawrence reminds Romeo of his blessings and implores him to reconcile.

New beginnings and old feuds
9:31

New beginnings and old feuds

Clip from Romeo + Juliet
Romeo and Juliet are wed in secret, as Mercutio and the Montagues pass idle time on Verona Beach. When vengeful Tybalt appears in search of Romeo, Mercutio taunts his request ...

Romeo and Juliet are wed in secret, as Mercutio and the Montagues pass idle time on Verona Beach. When vengeful Tybalt appears in search of Romeo, Mercutio taunts his request for occasion. Romeo arrives, and Tybalt challenges him to a duel, but Romeo refuses. Unwilling to hear reason Tybalt assaults Romeo. Mercutio springs to Romeo's defence but shows mercy at his request. Tybalt mercilessly cuts Mercutio with a shard of glass. Romeo is enraged, chasing Tybalt to avenge Mercutio's death.

A message missed
6:23

A message missed

Clip from Romeo + Juliet
Learning of Juliet's apparent death, Balthasar rushes to Romeo, who has failed to open the letter nor learn of Juliet's true fate. Balthasar relays to Romeo the ill news. ...

Learning of Juliet's apparent death, Balthasar rushes to Romeo, who has failed to open the letter nor learn of Juliet's true fate. Balthasar relays to Romeo the ill news. Heart-broken and impetuous, Romeo decides to return to Verona city and lay with Juliet, seeking a poison to dispatch him also.

Soar like an eagle
6:52

Soar like an eagle

Clip from Eddie the Eagle
After narrowly completing the 90-metre jump, Bronson and Eddie share a victorious hug. Back in the change room, Warren Sharpe makes a surprise visit. Congratulating them both ...

After narrowly completing the 90-metre jump, Bronson and Eddie share a victorious hug. Back in the change room, Warren Sharpe makes a surprise visit. Congratulating them both on their personal victory, he also admits he was wrong in his comment about Bronson's Olympic spirit. Archival footage of the closing ceremony shows the president of the Organising Committee reference Eddie Edwards' contribution to the 1988 Calgary Winter Olympics. "You have broken world records, and you have established

The Olympics is about heart and spirit
1:48

The Olympics is about heart and spirit

Clip from Eddie the Eagle
Bronson surprises Eddie as he contemplates the 90-metre slope. Eddie is surprised and Bronson tells him an old friend helped him see things differently. Eddie asks what happen ...

Bronson surprises Eddie as he contemplates the 90-metre slope. Eddie is surprised and Bronson tells him an old friend helped him see things differently. Eddie asks what happen Bronson's "other jacket", alluding to Bronson's alcoholism. Bronson tells Eddie that without the alcohol he was never brave enough to jump the 90-metre, but that Eddie has more heart, bravery and spirit than any of the other Olympians.

Determination, commitment and the Cultural Revolution
9:11

Determination, commitment and the Cultural Revolution

Clip from Mao's Last Dancer
Li, determined to prove himself, practises split jumps after dark. When teacher Chan interrupts, Li explains his concerns about ballet, his future and his family. The next ...

Li, determined to prove himself, practises split jumps after dark. When teacher Chan interrupts, Li explains his concerns about ballet, his future and his family. The next day, the Beijing dance troupe must perform before Madame Mao, who criticises the lack of revolutionary imagery. Chan argues for subtlety but is accused of challenging the revolutionary path. Chan seeks out Li, telling him a parable that inspires Li's resilience. Li proves himself to teacher Gao. Chan is arrested.

Family, courage and human achievement
9:54

Family, courage and human achievement

Clip from Mao's Last Dancer
Before Li's performance in The Rites of Spring, Li talks to a television journalist about his freedom, his separation from his family and dancing for his parents. Backstage Li ...

Before Li's performance in The Rites of Spring, Li talks to a television journalist about his freedom, his separation from his family and dancing for his parents. Backstage Li and Mary hear unexpected applause in the audience. Outside the theatre, Cynthia welcomes Li's parents, and Ben invites them to their seats. After the performance, Li sees his mother and father in the crowd and they are invited onstage for an emotional reunion.

Hot pickle preserve
4:22

Hot pickle preserve

Ben Milbourne and Dr Joel Gilmore make up a hot pickle preserve using vinegar and vegetables, demonstrating a delicious way to extend the longevity of perishable food items ...

Ben Milbourne and Dr Joel Gilmore make up a hot pickle preserve using vinegar and vegetables, demonstrating a delicious way to extend the longevity of perishable food items and cut down on food waste. Hot pickle preserves, rather than cold pickle preserves, are a handy way of breaking down cell walls and lightly softening the vegetables.

Amatriciana pizza
1:11

Amatriciana pizza

Ben Milbourne uses conduction and convection to whip up an amatriciana pizza, and Dr Andrew Stephenson explains how these two processes work. Conduction is the transferral of ...

Ben Milbourne uses conduction and convection to whip up an amatriciana pizza, and Dr Andrew Stephenson explains how these two processes work. Conduction is the transferral of heat through a medium, such as a pan, while convection describes the way fluids, such as oil or steam, create different temperature pockets and cause heat to rise and fall along convection currents.

Capsaicin
0:35

Capsaicin

Dr Joel Gilmore explains why chillies are so hot, where the heat comes from and how to avoid the strongest part of the fruit. Hint: it's not actually the seeds!

Dr Joel Gilmore explains why chillies are so hot, where the heat comes from and how to avoid the strongest part of the fruit. Hint: it's not actually the seeds!

Lime and coriander dressing
0:31

Lime and coriander dressing

Coriander can be a very controversial herb, some people love it, and others can't stand it. Join Dr Heather Smyth as she explains how genetic predispositions and sensory ...

Coriander can be a very controversial herb, some people love it, and others can't stand it. Join Dr Heather Smyth as she explains how genetic predispositions and sensory sensitivities can make coriander taste lemony to some and soapy to others.

exercise and depression
6:08

exercise and depression

Clip from Ask the Doctor
The relationship between exercise and depression

The relationship between exercise and depression

Finishing school, morality and gender roles
2:00

Finishing school, morality and gender roles

Miss Appleyard asks if Sarah has memorised the assigned poetry, Sarah remarks she has not because the poem makes no sense, suggesting she recite a poem she wrote to St ...

Miss Appleyard asks if Sarah has memorised the assigned poetry, Sarah remarks she has not because the poem makes no sense, suggesting she recite a poem she wrote to St Valentine. Realising the poem is about love, Miss Appleyard reprimands Sarah and insists she recites the assigned literature. Sarah declares she cannot learn it, refusing to answer why. Miss Appleyard leaves her to study, and Sarah thinks of Bertie and Miranda. The scene suggests the repression of nuanced sexual identity in Victor

A dream within a dream
1:22

A dream within a dream

Lines from Edgar Allen Poe's 1849 poem A Dream Within a Dream, “what we see and what we seem are but a dream; a dream within a dream” is whispered by the narrator. The ...

Lines from Edgar Allen Poe's 1849 poem A Dream Within a Dream, “what we see and what we seem are but a dream; a dream within a dream” is whispered by the narrator. The introduction of Allen Poe, famous for his mysterious and often macabre stories, situates the enigmatic, dream-like qualities that punctuate the film and suggests the incompatibility of Victorian ideals and the Australian landscape.

Getting to know refugees through food
6:36

Getting to know refugees through food

Clip from The Feed
Imagine being resettled in a new country after being forced to leave your own, not knowing anyone and having trouble finding a job. That's the situation many refugees find ...

Imagine being resettled in a new country after being forced to leave your own, not knowing anyone and having trouble finding a job. That's the situation many refugees find themselves in which is why Free 2 Feed exists. Through this company, refugees can host dinner parties and cooking classes where they share their food and culture with others while also being given the chance to learn more about their new home.

History of intervention: the cane toad
0:38

History of intervention: the cane toad

Clip from Catalyst
Introduced in 1935, Queensland, the cane toad was release to target a beetle that was damaging lucrative sugar cane crops. Only 102 toads were initially released, but the ...

Introduced in 1935, Queensland, the cane toad was release to target a beetle that was damaging lucrative sugar cane crops. Only 102 toads were initially released, but the toads quickly multiplied and spread across Australia, eating everything except the cane beetles and damaging native animal populations. Environmental ecology is a complex system, difficult to imitate and control.

What is coral?
2:38

What is coral?

Clip from Catalyst
Professor Emma Johnstone explains the biology and life cycle of coral, from the calcium carbonate exoskeletons and venomous polyps to the photosynthesising symbionts that live ...

Professor Emma Johnstone explains the biology and life cycle of coral, from the calcium carbonate exoskeletons and venomous polyps to the photosynthesising symbionts that live in their tissue. But as ocean temperatures rise, the symbiotic relationship between the algae and the coral breaks down, causing the reef to bleach and decay. Ruth Gates, Director of the Hawai'i Institute of Marine Biology, is researching answers to this very real crisis in coral symbiosis.

DIY DNA extraction
2:34

DIY DNA extraction

Clip from Scope
Junior scientist Phoebe shows us how to use household ingredients to extract the DNA from fruits and vegetables. DNA is a string-like chain of nucleotides that stores genetic ...

Junior scientist Phoebe shows us how to use household ingredients to extract the DNA from fruits and vegetables. DNA is a string-like chain of nucleotides that stores genetic instructions on the development, functioning and reproduction of all living things, and some viruses. To follow this experiment at home or school, you will need a few fruits and vegetables, plastic cups, salt, detergent, coffee filters, toothpicks, a blender, methylated spirits, a sieve, a knife and a chopping board.

Class, opportunities and dreams
5:17

Class, opportunities and dreams

Clip from Eddie the Eagle
Eddie Edwards, an aspiring Olympian and downhill skier, is told he won't be selected for the 1988 Calgary Olympics. Eddie's father tries to convince him to get a skill and ...

Eddie Edwards, an aspiring Olympian and downhill skier, is told he won't be selected for the 1988 Calgary Olympics. Eddie's father tries to convince him to get a skill and earn a living instead. The social and economic divide between the wealthy and the working class is made apparent. That evening, with a little encouragement from his mother and an old poster, Eddie decides to take up ski jumping instead. Eddie visits the British Olympics Association to discuss qualifying.

Sportsmanship, cowardice and crowd favourites
6:57

Sportsmanship, cowardice and crowd favourites

Clip from Eddie the Eagle
Eddie arrives at the Winter Olympics. Eddie's new teammates play a cruel prank on him, causing him to miss the opening ceremony. When questioned by the Team Officials, Eddie ...

Eddie arrives at the Winter Olympics. Eddie's new teammates play a cruel prank on him, causing him to miss the opening ceremony. When questioned by the Team Officials, Eddie lies to save them from repercussion. In the change rooms, Eddie watches a competitor jump 114.2-metres, showing great pride and sportsmanship. Later, Eddie takes his first Olympic jump, recording a jump of 60.5-metres and a British Olympic record. Eddie's good-natured and joyful personality quickly becomes a crowd favourite.

Never give up
7:17

Never give up

Clip from Eddie the Eagle
Eddie tells Bronson he is going the Olympics, explaining they haven't updated the rules in 52 years. Bronson refuses to escort Eddie up the 70-meter slope, thinking he won't ...

Eddie tells Bronson he is going the Olympics, explaining they haven't updated the rules in 52 years. Bronson refuses to escort Eddie up the 70-meter slope, thinking he won't actually jump. At the top, Eddie slips and is badly injured in the landing. Feeling responsible, Bronson visits him in the hospital and notices Warren Sharpe's autobiography. As Bronson reads, he learns Sharpe considered Bronson his most gifted but disappointing jumper, because a true Olympian never gives up.

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