Live Science

What's Hot This Week Traditional 'Sexist' Beliefs Keep Women from Combat, Scientists Say Jennifer Welsh, LiveScience Staff Writer New regulations open more positions for women, but still keep them away from the fighting. Why? 7 Sweet Facts About Chocolate LiveScience Staff Here's a look at where that delectable comes from before tickling your palate. Sponsored by: Want to Climb Kilimanjaro? Gene Tests Predict Altitude Sickness What Falling in Love Does to the Brain