The red planet has a new, fun little surprise for us. While trundling through an ancient channel last year, NASA’s Curiosity rover literally ran over a rock on Mars and cracked it open, only to find bright yellow crystals glinting inside….

The red planet has a new, fun little surprise for us. While trundling through an ancient channel last year, NASA’s Curiosity rover literally ran over a rock on Mars and cracked it open, only to find bright yellow crystals glinting inside….