From Earth, lifeless Mars can seem like a serene and boring planet. However, scientists noticed some little black dots in a satellite image of the Martian sand that may hint at an exciting, explosive geography.

Decades ago, kids were encouraged to play outside and explore the outdoors. Nowadays, protective parents have reined in their children, leading to strictly structured (and supervised) playtime. The kids don't seem to be fighting it, but do these new rules stymie childhood creativity?

When William Buckland was a kid, an undergraduate at Oxford in the late 1790s, he pulled a prank that was so rude, so smart, and so biologically sophisticated for his day, he deserves a crown for The Best Use of Grass Ever.