08:29
Eons
Why Does Caffeine Exist?
It started with the production of one specific molecule and its ability to evolve.
- TV-Y7
When It Was Too Hot for Leaves
Join hosts Kallie Moore, Michelle Barboza-Ramirez, Gabriel Santos, and Blake de Pastino as they take you on a journey through the history of life on Earth. From the dawn of life in the Archaean Eon through the Mesozoic Era — the so-called “Age of Dinosaurs” -- right up to the end of the most recent Ice Age.
When It Was Too Hot for Leaves
Season 4 Episode 13 | 10m 11s | CC
Plants first made their way onto land at least 470 million years ago but for their first 80 million years, leaves as we know them today didn’t exist. What held them back?
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