Robert goes way, way, way back in time for some political insights...and finds a surprising factor: plankton. Take a look at how geology makes a mark on political maps of the Deep South.
Every spring, spidery black thingies show up on Mars. Take a look at some photos, and read a few of the best explanations for what scientists think they might be.
Robert responds to concerns about the "Yellow Rain" segment from our latest podcast, and offers an apology. Read his full statement here.
Robert offers some practical advice on what to do if you survive a nuclear blast... and really want to drink that beer that made it through with you.
Robert takes a look at a series of dissected cities, and finds himself falling for the charmingly crooked bits and pieces of one in particular.
Thanks to everyone who tuned in to watch our first-ever Google Hangout. We had a blast!
They weren't crazy. They weren't being punished. All but one volunteered to do this (which makes it all the more astonishing.)
Krulwich explores some wonderfully dizzying, and mind-altering-in-a-perfectly-legal-and-healthy-way, 3D drawings.
Robert praises the hardworking, often maligned, but utterly lovable vulture.
Krulwich considers the strange powers, and brilliant hue, of horseshoe crab blood. Read the full post here.
Robert puzzles over why sunsets on the Red Planet are blue. Find out why, and take a look at some photos and an animation from NASA.
Robert gapes in wonder at the doodling prowess of self-proclaimed math geek Vi Hart. Read more, and watch Vi's blazing pencil in action.
Robert and Carl Zimmer teamed up tonight to moderate a brain mapping brouhaha live at Columbia University. The subject: does the brain's wiring make us who we are? The event has ended, but thanks to everyone who tuned in for the live webcast (and the lively web chat archived below).
Robert considers the spooky invisibility of magnetic force, and describes the push and pull that a pair of artists encountered while trying to depict it on film. Read more here.
This Is Yesica, the tipsy one on the right. She's a Sports Illustrated Swimsuit model from Argentina. She is very nice to look at.
Here's the riddle.
He was old, but not ancient, the man next to us at the delicatessen. It was 1973. My then girlfriend (now wife) and I had ordered dinner and this old guy, sitting by himself, seemed lonely, so we got talking and he told us how he had grown up in St. Petersburg, Russia, and that when he was a boy, his next-door neighbor was a famous man, a really famous man.
It's not like it hasn't been done before; it has. The problem is, it is so easy now, anyone can do it, and we'd never know because the tools are so subtle. I'm talking about doctored pictures — manipulating images, or what simpler folks call "lying." There used to be a saying on the Web: "Pictures, or it didn't happen." No more.