Having already explored the Red Planet for more than a decade, NASA's Opportunity Mars rover has recently captured a series of images of the 14-mile wide Endeavour Crater, which the space agency has stitched together into a stunning panorama.
A long-snouted lancetfish was washed ashore, alive, in Nags Head, North Carolina. The nocturnal predator is an open water fish, rarely seen near shore, so scientists don't know much about its lifecycle.
Dune holes have suddenly appeared at the Indiana Dunes National Lakeshore and in Oregon. A boy was swallowed by a dune hole on Mount Baldy last summer, and survived. But scientists aren't sure what's causing the dune holes.