The Day My Son Discovered the Power of "Underwear Bear" It started innocently enough. My five-year-old was getting dressed when he...

The Day Physics Called in Sick Imagine telling someone about a waterfall that flows sideways. They'd probably check your temperature and...

In the humid tropics of the Philippines, Indonesia, and Papua New Guinea grows a tree that looks like it escaped from a Dr. Seuss book....

The Sea's Most Spectacular Light Show Imagine diving into the dark ocean at night and encountering a glowing tube the size of a sleeping...

In the canopy of South Asian forests, a troupe of silver-furred primates leaps through the trees with the grace of circus performers....

Remember sneaking behind the garage, whispering passwords through cupped hands, and solemnly swearing to keep the club's secrets forever?...

Deep beneath the limestone mountains of southeastern Europe lives a creature so bizarre, so perfectly adapted to darkness, that medieval...

When Mother Nature Invented the Original Whoopee Cushion Picture this: you're walking through the woods, minding your own business, when...

In the eternal darkness of the deep ocean, where sunlight has never penetrated and pressure would crush most surface dwellers in seconds,...

Peaks That Defy the Ice Imagine standing on a mountain summit, but instead of looking down at valleys and forests, you're surrounded by...