Live Science

What's Hot This Week Brain's 'Cheat Sheet' Makes Moral Decisions Easier Stephanie Pappas, LiveScience Senior Writer We fall back on rules when our sacred values are questioned. Humans' Taste for Dolphins & Manatees on the Rise Jennifer Welsh, LiveScience Staff Writer Citizens of at least 114 countries have consumed marine mammals of at least 87 different species Sponsored by: New Vaccine Approach Gives Hope to Those Living with HIV Crayola Katydid & Cowboy Frog Among 46 Newfound Jungle Species