Treetops can hold complex ecosystems that include soil and other plants. Plus, a rodent biologist reflects on her career.
Today
Telling the tale of human origins, one fossil tooth at a time
Where did we come from? How did humanity, with our complicated civilizations and all our human quirks and foibles, come to be? Much of what we know about those questions traces back to important fossil finds in Ethiopia. Paleoanthropologist Yohannes Haile-Selassie has been key in ... Show More
25m 33s
Yesterday
Did the fire at the Library of Alexandria set humanity back?
In 48 B.C.E., a massive fire ripped through the Library of Alexandria in Egypt, one of the largest and most significant ancient libraries. An estimated 100,000 works of literature were lost. Throughout history, there are lots of examples of things being “lost”: cities, like Pompe ... Show More
14m 8s
Sep 14
Black bears are moving into the neighborhood. How do we coexist?
Living with black bears is complicated. They’re huge, hungry, and they really don’t care about your hostas. After a long period of being overhunted, black bears are on the rebound. And as they begin returning to parts of their native ranges, they’re finding humans there, too.Repo ... Show More
18m 8s
Nov 2022
Indigenous Pedology (SOIL SCIENCE) with Lydia Jennings
<p>Soil! Dirt! Earth. Dr. Lydia Jennings, aka Native Soil Nerd, breaks down the stuff under our feet and explains everything from mining to why soil can be different colors. Also: medicine from microbes, giving back to the land after extractive processes, collecting samples in ur ... Show More
1h 13m
Jul 2016
From Tree to Shining Tree
<p>A forest can feel like a place of great stillness and quiet. But if you dig a little deeper, there’s a hidden world beneath your feet as busy and complicated as a city at rush hour.</p>
<p>In this story, a dog introduces us to a strange creature that burrows beneath forests, b ... Show More
32m 8s