Peering Into Some of the World’s Largest Mines

Sand strikers, also known as bobbit worms, are primitive-looking creatures that lack eyes, or even a brain. Despite this, they are savage predators who shoot out grapple-like hooks to reel in passing fish.

This Terrifying Worm Snatches Fish From the Ocean Floor (3:18)

It's commonly known that a single asteroid set off the dinosaurs' extinction. Even more destructive than its impact was the chain of events it set into motion.

How a Single Asteroid Wiped Dinosaurs Off This Planet (1:14)

Thousands of massive stone monuments, known as Moai, preside over Easter Island. The way they were carved, using only stone tools, seems unfathomable.

How Were Easter Island's Gigantic Statues Actually Carved? (4:11)

The superheros creator, William Moulton Marston, was a Harvard-trained psychologist and inventor and infused his daily life into the comic book.

The Origin Story of Wonder Woman (4:36)