Questacon's David and Sam demonstrate how a flame tube responds to the different sounds effect flames emitted from a perforated gas-filled tube, revealing the relationship between sound waves and pressure, as a kind of "flaming graphics equaliser".
Georgia has moved to Australia from New Zealand as a migrant whereas Maya is a refugee from Iran. The two of them share their stories and we learn about the differences and similarities between coming to the country as a migrant or as an refugee.
Junior scientists Jack and Caleb make an 'apple pie' out of weird ingredients like lemon and Jatz biscuits. Because of the way our taste and smell receptors work the pie actually looks and tastes exactly like a real apple pie. A weird and wonderful experiment for your senses.
You don't know that someone has a chronic pain condition just by looking at them but Sam, Lauren and Bailey share their stories in this video to let you know what life is like with one. They also share their experience with an online community that allows those with chronic pain to connect with one another as they navigate the difficulties involved with their conditions.
Lines of communication between US and Australia at the Deep Space communication centre of NASA using deep space stations.
Years ago, NASA realised that it needed deep space centres set up around the world that would allow them to see and communicate with those out on a space mission, no matter what direction the earth was facing. Learn how this location in Australia has played a pivotal role in some of the most historic moments in space exploration.
Cohen was diagnosed with cystic fibrosis at a young age and had to receive a double lung transplant, but not before several years of treatments and setbacks. Find out what life was like with cystic fibrosis and how something like a lung transplant works.
Most know of Martin Luther King Jr's I Have A Dream Speech but this video examines just how important those words were and the legacy of Martin Luther King Jr.'s work that paved the way for racial equality in America.
Alissa is a young climber set to go to the top of Mt Everest but her first attempt was delayed after a tragedy that left several Sherpas dead. For those who don't know who the Sherpas are, this video teaches all about the impressive tour guides that make several trips to top of Mt Everest every single year and some of the challenges they face, both in regards to the mountain and with the government of Nepal.
Race car drivers know how to turn up the speed! But in doing so, they also turn up the heat! Meet Justin Holland from the University of Queensland as he explains how heat and hydration affects those who have a need for speed.
Dr Xand mischievously gets Dr Chris to drink lots and lots of tea. His bladder about to burst, Dr Chris submits to an ultrasound to show what his full bladder looks like. Whilst then relieving himself (in the lab!), he discreetly holds the ultrasound wand on himself so we can witness what a drained bladder looks like.
Australia is one of many countries that has taken a stake in Antarctica, committed to using its land to research and learn more about things like climate change. For example, using special tools, scientists can study a piece of ice and understand more about past climate conditions. However, due to a shortage of funds, Australia has run into some problems with its research and many are working to find a solution for the future.
Harrison discovers a substance that is neither a liquid nor a solid.
Dr Chris, in an experiment, collects spit samples from young sleepers, eightyearolds Ashleigh and Emma, and 13yearolds, Thomas, Megan, and Alanna. This will help in monitoring their melatonin levels. A meeting with neuroscientist Dr Paul Gringras, who has analysed the children's saliva, reveals that blue light from your computer should be avoided in the last hours before bedtime, among other fascinating findings.
Dr Xand and paramedic Jan Vann investigate a 999 call to discover it's not an immediate emergency, but a teenager feeling really moody. Jan listens to what gets the lad down, and it turns out to be mostly little annoyances. She then counsels him on what he might focus on instead playing sports for instance which is well received. Dr Xand explains how higher hormone levels whilst growing up, cause these mood swings.
The calculation of nutrition for athletes, the importance of various liquids that are needed, and also the components of a healthy diet, protein, carbohydrates, fruits, and vegetables.
Harrison discusses the history of long hair and why it's okay for boys to have long hair and girls to have short hair.
Ancient DNA is recognised by looking at teeth. They transfer the data after putting it into the GMS synthesiser. The data is transferred to the DNA database through a high performance computer. This is a big component of evolution.