Science

Surprise: Cockroaches are Fastidious Groomers!

Despite inhabiting sewers and cesspools, cockroaches are quite clean — or at least their exteriors are, according to entomologist Coby Schal of North Carolina State University. That's because cockroaches are constantly grooming themselves, particularly their antennae. Publishing in PNAS, Schal and colleagues investigate why they groom.

Art Meets Geek at Toni Dove's Studio

"This is geek central," says artist Toni Dove of her New York City studio. Dove employs an infrared motion-sensing interface, voice recognition software, 3-D mechanical projection screens, video puppets and lots of other tech to bring her mixed media productions to life. Science Friday stopped by for a sneak peak of her newest piece, "Lucid Possession."

Tracking A Space Rock's Streak Past Earth

Asteroid 2012 DA14 is half the size of a football field, and whizzing towards the Earth at over 17,000 miles per hour. Don't worry, it won't hit us. But on Friday, February 15th it makes its closest approach, scraping by the Earth's surface closer than many satellites. Join Ira Flatow and Flora Lichtman for special live coverage of this near encounter, with first-hand reports from astronomers around the world.