On Costa Rica’s Pacific coast, turtles and jaguars collide in unexpected ways.
Celebrate the life and career of Pulitzer Prize-winning writer Mary Oliver. Shaped by a solitary childhood and rising literary fame, Oliver published more than 30 collections of poetry and essays on nature, beauty, and love.
The first saber-teeth and tusks evolve in the Late Permian and our ancestors, the cynodonts, appear.
Miles O’Brien finds climate solutions in seaweed and beavers.
An extinction in the Middle Permian decimates life, from a fossil reef to our ancient relatives.
An intimate portrait of Sir David Attenborough’s life, from his boyhood days as a fossil hunter, through his early days as a BBC host, to his revered status as the foremost natural history presenter.
Learn about life aboard the International Space Station and the future of space exploration.
The first herbivorous vertebrates evolve on the side of the amniote family tree leading to mammals.
Panelists share what to know as the weather phenomenon El Niño strengthens in the Pacific.
Find out who’s using your data and what you can do about it.