A Crash Course In Human Evolution With Anthropologist Chris Stringer' What was the timeline of human evolution? What was our last common ancestor? In this quickfire special, anthropologist and ...

Hank Green has worn a lot of hats. He’s one half of Vlogbrothers, with his brother, John. He’s written some novels. He’s hosted Crash Course and SciShow, and started VidCon. The list honestly goes on ...

Tennessee farmer Todd Littleton is thousands of miles from the Strait of Hormuz, but he’s seeing the early fallout from the shipping lane’s effective closure as fighting continues in and around Iran.