8 Minutes Without Oxygen?

You wouldn’t notice it at first. But every second, the air around you is thinning, just a little. Within 30 seconds, you’d be gasping. Engines would fail, hospitals...

What If You Fell Through the Earth?

As thrill-seekers, we like to do a lot of extreme, gravity-defying stunts to push our limits. If base jumping or caving is your thing, how about taking a tumble all the...