Meg Urry says loss of the planet-finding Kepler satellite would be huge for NASA, which is furiously trying to fix it--but one way or another, it's a matter of time before we find signs of life on other worlds

For most of us, it's hard to relate to the images of destruction we see on the television screen. It's nearly impossible to imaging losing it all.

Despite dramatic terrorist incidents, the terror threat that led to 9/11 has been defeated, and Obama is right to say the U.S. should move on, says Peter Bergen.

Dean Obeidallah, Margaret Hoover and John Avlon take on the NY mayoral race's new candidate, GOP hypocrisy in Oklahoma relief funding and Bloomberg's comment on who shouldn't go to college

Gayle Sulik says the reason the BRCA1 gene mutation test for breast cancer risk is so expensive is that a company owns the gene and sets the price.