Did trees kill the world?

When scientists write their own rules for life, how do they know what could go wrong before it’s too late? This is the final episode of our new three-part series, Life from Scratch. Guests: Kate Adamala, associate professor at the University of Minnesota; David Relman, professor ...  Show more

Synthetic biologist Kate Adamala has been making major headlines as her lab creates cells that feed, divide, and grow — all from nonliving parts. It may sound like sci-fi, but Kate believes that these “not quite alive” cells are key to a renewable future. This is the second episo ...  Show more

A catastrophic volcanic event in the Late Permian Period caused the biggest mass extinction of all time - known to us as the Great Dying. As a result, a large majority of terrestrial life would disappear, but our ancestors had the adaptations (and the healthy dose of luck) needed ...  Show more

66 million years ago, an asteroid hit our planet triggering global wildfires, an impact winter, and the end of the Age of Dinosaurs. Could you make it through the darkest days of planet Earth?--Eons is a production of Complexly for PBS Digital Studios.If you'd like to support the ...  Show more

Is Earth due for a mass extinction? Population ecologists think so. Check out this HowStuffWorks podcast to learn more mass extinctions.

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The End-Ordovician Extinction was the first of the so-called ‘Big Five’ mass extinctions in the history of life on Earth - more than 80% of species in the oceans died out. But could you survive its aftermath?--Eons is a production of Complexly for PBS Digital Studios.If you'd lik ...  Show more