A nine-year-old South African boy stumbles on one of the greatest fossil finds of all time - a two million-year-old bone belonging to one of the most complete early hominid skeletons ever uncovered.
Australia is home to some of the world's most ancient and ecologically diverse rainforests.
Trainers get two rescued sea lions ready for eye surgery. Meanwhile, intelligent giant octopus Ophelia needs attention, and the team head to the Bahamas.
The world's best-known natural history broadcaster, Sir David Attenborough, journeys back in time and across the globe to discover how the earliest animals developed on our planet.
Hugh and Anita continue their fight against single-use plastics, looking at tea bags and pre-packed sandwiches. Then, as coronavirus COVID-19 hits, they consider the problem of disposable face masks.
A sea otter is rushed to the health centre. Plus, the team are in Key Largo to help the coral restoration project, and Scarlett the sea lion is trained.
When we look up into the sky, it appears we live in a universe that is filled with light. But scientists are now certain there is far more matter in the dark portions of our universe that we can't see.
After six years away, Mek the tiger returns to the Zoo. Two shy tree kangaroos, Spike and Polly, meet for the first time. With the Children's Zoo under construction, the keepers have to move over 100 animals.
With little rainfall and temperatures soaring above 50 degrees Celsius, Australia's vast interior is an unrelenting habitat.
Humanity's potential seems limitless. But could we become as powerful as God? Scientific breakthroughs are granting our species divine abilities.
With the world gripped by the ongoing coronavirus COVID-19 crisis, some know the worst could be still to come. Now science is in a race to prevent disaster.
Watch as corals across the outer reef synchronise their spawn release, while scientists capture the spawn to help regenerate the reef before it's too late. The reef comes alive in a breeding bonanza of fish, birds and turtles.
When it's time to haul ashore for breeding, mating and raising young, marine mammals return to island beaches.
In a live event from the Great Barrier Reef, witness one of the world's greatest natural spectacles - the annual phenomenon of the majestic mass coral spawn. Hosted by Hamish Macdonald, Brooke Satchwell, and Dr Jordan Nguyen.
For the first time ever, we'll travel into the past and rewrite the history of Tyrannosaurus rex.
This program follows the work of paleontologists in remote northwestern China, as they search for fossil evidence to the origins of modern birds.
In Jurassic Park Four, scientists are recreating dinosaurs through genetic engineering. Learn why the dream of recreating the dinosaur genome is coming closer to reality.
From extending lifespan to reversing ageing, scientists have made incredible breakthroughs that have not only saved lives but herald a new era where the human body can stay healthy and youthful, until the moment of our death.
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