Farmer discovers woolly mammoth near Detroit

Why NASA can't examine Martian water

Project leader behind dramatic Pluto mission scores book deal

Flea fossil may hold ancestor of bubonic plague

Something strange is happening inside Saturn

Intense solar flare unleashed from unruly sunspot

What makes galaxies shine

Experience the craggy beauty of Madagascar's 'stone forest'

Oddly huge black hole baffles scientists

Artist fulfills dream with 'Sky Ladder' firework

There's water on Mars, NASA confirms

This doctor really can feel your pain

Freaks of Nature

Stories You Won't Believe