NASA/Paul E. Alers
A model of the Curiosity, NASA's most advanced mobile robotic laboratory, which will examine one of the most intriguing areas on Mars, is seen prior to a news briefing, Thursday, Nov. 10, 2011, at NASA Headquarters in Washington D.C.
This last year saw a possible challenge to the theory of relativity with the discovery of subatomic particles able to travel faster than the speed of light, incredible advances in the treatment of AIDS and a supercomputer won a game show. Social media paved the way for social unrest, and NASA bid farewell to one of its most successful programs-the space shuttle-as another successful program-the Kepler satellite faces a budget crisis. Join Larry to cast your vote for the top story of the year. Unlike your high school science classes, there are no wrong answers!
Joe Palca, Science Correspondent for NPR