LivingSocial hack is wake-up call for passwords

Here's What Juno Discovered When It Flew Through Jupiter's Great Red Spot

Here's The Little Amount You Actually Need to Move to Offset Your Sedentary LifestyleMeasles Epidemic: As an Adult, Do You Need a Vaccination to Protect Yourself?

This Brilliant Psychological Intervention Makes Teens Rebel Against Junk FoodHere's Scientific Evidence Chocolate Can Boost Your Brain PowerHere's The Weird Reason You Get Car Sick: Your Brain Thinks It's Being Poisoned

Sorry: Study Confirms There's No Such Thing as a Negative Calorie FoodHeavy Periods? Here's How to Tell if You Have an Undiagnosed Bleeding Disorder

Obsessively Reading About Tragedies Can Trap You in a Cycle of Misery, Study Finds

Review of More Than 300 Studies Shows Whether Caffeine Can Really Boost Your WorkoutThe People Behind Last Week's Moon Crash Are Already Planning to Go Back

Astronomers Just Found a New Way to Detect Elusive Colliding Neutron StarsThis Jaw-Dropping Galaxy Photo Equates to 1,060 Hours of Non-Stop Stargazing

The First Molecular Bond in The Universe Has Finally Been Detected in SpaceHarvard Scientists Say Earth Was Struck by an Interstellar Object 5 Years Ago