Curiosity rover finds water-carved 'book' rock on Mars (photo) – Space.com

Science News

1. Curiosity rover finds water-carved ‘book’ rock on Mars (photo)  Space.com
2. A “Novel” Discovery: NASA’s Curiosity Rover Finds a Book-Like Rock on Mars  SciTechDaily
3. NASA Curiosity Rover Snaps 3D Picture of An ‘Open Book’ On Mars!  The Weather Channel

Source: Science News