Sep 18

How did life on Earth begin?

It's one of the biggest unanswered questions in science: How did life on Earth begin? Biochemists are breaking apart early Earth molecules to find out how RNA and DNA formed.

Mar 18

Watch atoms as they ‘hula hoop’ inside a molecule

Have you ever seen molecules bond, break or hula hoop? Chemist Ara Apkarian has. He and his team at the University of California Irvine are developing the chemiscope, a laser-powered device to record images at a molecular level. The lasers…

Feb 14

Romancing the armpit

If you're hoping for a powerful aphrodisiac this Valentine's Day, skip the pheromone perfumes. The strongest signal you can send to your mate is from your own pits.