Darwin's theory of biological evolution helps us understand how simple life forms can give rise to complex lifeforms, but how did the first reproducing creatures come about? The origin of life needs its own explanation.
Issues of genetics and DNA are constantly cropping up in the news from food production and health, to legal cases and ethics. We hear about DNA in movies like Jurassic Park and X-men, we learn bits and pieces about it from TV shows like Dexter and and CSI, but what exactly is DNA, and how does it work?
Biologists teach that all living things on Earth are related. Is there any solid evidence to back this claim? Join us as we explore the facts! We start with a close look at the origin of whales from land mammals, and then touch on the origins of several other critters, including our own species.
The Miller-Urey experiment was the first attempt to scientifically explore ideas about the origin of life. Stanley Miller simulated conditions thought be common on the ancient Earth. The purpose was to test the idea that the complex molecules of life (in this case, amino acids) could have arisen on our young planet through simple, natural chemical reactions.
2015 • Nature
Two North American species have nearly vanished from their natural habitat in the course of the last century, due to a host of human and environmental factors. Can the elk and the wild turkey of Ontario be successfully brought back? Join the team of daring and ambitious scientists making it happen.
The vast plains of Addo Elephant National Park stretch more than 600 square miles into South Africa's interior. Embark on a thrilling journey through this unique wilderness sanctuary and meet its most endangered resident: the African elephant.
Beginning in Antarctica, Emperor Penguin chicks are abandoned by their parents as spring begins and must find their way across the treacherous sea ice to the rich waters of the Southern Ocean. In the Himalayas, the world's fluffiest cat hunts for gerbils and voles, while in the boreal forests circling North America, Europe and Asia, a Siberian tiger is on the lookout for black bears.
S1E1 • Frozen Planet II narrated by Sir David Attenborough • 2022 • Nature
Sir David Attenborough gives his unique perspective on over half a century of innovation in wildlife filmmaking. He revisits key places and events in his filming career, reminisces with his old photos and reflects on memorable wildlife footage - including him catching a komodo dragon and swimming with dolphins. Returning to his old haunts in Borneo he recalls the challenges of filming in a bat cave and shows how with modern technology we can now see in the dark.