Published in the journal Science, a new study supports the belief that our oceans slowly filled with water from inside the planet rather than arriving on icy comets.
Listen to Our January Music Roundup Beat the chill with our winter playlist, exclusively for Slate Plus members.
Is Snapchat Really Confusing, or Am I Just Old? A 32-year-old’s hopeless quest to understand America’s fastest-growing social app.
Another Data Point New England’s incredible ball security is not impossible, but also not meaningless.