NASA says it has found proof that water shaped the rocks on the left, in a photograph taken by the Mars rover Curiosity (left). For comparison, the agency released an image of rocks from the Earth (right). NASA hide caption

itoggle caption NASA

David Oh, wife Bryn and his children Braden, 13, Ashlyn, 10, and Devyn, 8, picnic in Santa Monica beach at about 1 a.m. David Oh hide caption

itoggle caption David Oh