If you are up in space looking down on America west of the Mississippi, one of the brightest patches of light at night is on the Great Plains in North Dakota. It's not a city, not a town, not a military installation. What is it?
One of the most-asked questions after Radiolab's Inheritance show had to do with the benefits of rat-licking -- or, as Molly Webster explains, how researchers knew it was a mom's behavior, not genes, that was impacting the very DNA of her rat pups.
We start with a pool of oil. We turn on a magnet. The oil travels up a superstructure and blossoms into a tree. Turn off the magnet, the branches, the needles, the tree melt away. It's a puddle again.
Alzheimer's is the disease that creeps in and slowly erases what you know until, eventually, there's no more to erase. How this happens is still a mystery, but this short animation by Po Chou Chi tries to make poetic sense of what goes on.
There you are, hanging with the other pigeons. It's a sunny day. Tranquil. You are taking a bird bath along a river's edge, when suddenly, leaping out of the water onto the land, straight at you — is a fish! A pigeon-eating catfish. (We've got pictures.)
Dashboard video cameras are common in Russia. In case you get bumped into, or bump someone else, insurance companies want to see what happened. So we have a video record of what it's like to drive there. You don't want to see this compilation video. (Oh yes you do.)
Where's the bus? It's supposed to be here by now, but it isn't. You crane your neck. Nothing. And then — miraculously — there's a solution. The bus still isn't here. But something else is.
It's a tombstone like no other. A rough, clumpy hunk of granite, carried across Europe on a sea of ice, dumped in a valley, shipped across the Atlantic, lugged to Massachusetts — all to honor a restless man.