Secrets of a long life

Introduction to DNA by Frank Baxter and Bell Labs.

Many geneticists and archaeologists have long surmised that human life began in Africa. Dr. Spencer Wells, one of a group of scientists studying the...

A dangerous idea has threatened the American Dream from the beginning - the belief that some groups and individuals are inherently superior to others...

Earth teems with a staggering variety of animals, including 9,000 kinds of birds, 28,000 types of fish, and more than 350,000 species of beetles....

In the Western world, the life expectancy for most of us is around 80 years of age. But in every corner of the planet, there are people who live...

A well-preserved mammoth carcass is found in the remote New Siberian Islands in the Arctic Ocean, opening up the possibility of a world-changing...

The onset of the 21st Century will be an era in which the very nature of what it means to be human will be both enriched and challenged as our...

The documentary tells two very different human fates in the 1920s Soviet Union. Nikolai Vavilov was a botanical genius, Trofim Lyssenko was an...

How did your body become the complicated, quirky, amazing machine it is today? Anatomist Neil Shubin uncovers the answers in this 3-part science...

After a woman's at-home DNA test reveals multiple half-siblings, she discovers a shocking scheme involving donor sperm and a popular fertility doctor.

In this documentary, wealthy entrepreneur Bryan Johnson puts his body and fortune on the line to defy aging and extend his life beyond all known...