Curiosity celebrates a big win with the discovery of siderite, offering clues to Mars' ancient carbon cycle. Despite a slip ...

"Discover amazing and mind-blowing facts you won't believe with Top 10 videos! Explore the weird, wonderful, and unbelievable ...

"You could pull up Google Earth images of places like Utah, zoom out, and you’d see the similarities to Mars." ...

From the origins of M&M's and Pez to the secrets behind Hershey's Kisses, here are some of the most surprising facts about ...