40 km (25 mi) off the coast of Brazil lies an island so dangerous it’s illegal to visit. But rules don’t apply to you. You’re a thrill-seeking...
Watch your head. Some seriously big asteroids are crashing into Earth. What kinds of shapes and sizes do they have? Which ones would have the deadliest impact? And which...
Wouldn’t it be great to have a truly jaw-dropping view? Like windows looking directly into space? Well, it’s time to build your very own cosmic skyscraper. What would it...
No more vast, barren deserts. Because we are going to turn them all into lush, green farmlands. How would we go about bringing new life to hot deserts? How much would...
If you had not two, but three eyes, where would you like your third eye to be ? Sure, the back of your head would be the obvious choice. But what if you placed it...
A blazing ball of fire lies deep underground. It’s Earth’s core. This colossal sphere of molten iron far beneath your feet is what made your life on Earth...
A few minutes in this hot spring would leave you feeling refreshed. But what would happen if you camped out in this foul-smelling pool for 24 hours? How could this water...
Chaos overtakes the streets, and the news spreads like wildfire. Sea levels have suddenly risen 500 meters, and giant waves are headed your way. Where could you hide to...
When I say jump, you say how high. Let’s put this to the ultimate test by hopping around the Solar System. Literally. What differences in gravity would you experience...
Keep your friends close and your enemies closer. Wise words. But what if two of the world’s most powerful nations burned their friendship, and each other, to the...
Look out. There’s an object hurtling toward Earth at the speed of light! And no, it’s not a comet or an asteroid. Yep. It’s a marshmallow. How could a marshmallow ever...
Look out. A burning hot space rock just fell straight into your living room, destroying all the things you care about most. Goodbye, sweet television. How did this...
This is not some harmless hair. It’s volcanic glass and it could turn your life into an itchy, blistering existence. Uh oh. Looks like today’s forecast is volcanic...
This former intelligence officer-turned-president took Russia from a defeated Cold War relic to the most feared superpower in Eurasia. Now Vladimir Putin, who many have...
Would you like to live forever? That may not be possible yet. But what if I told you your body could technically last for 150 years? What should you do to live that long...
Ah. The Sun. So bright. So hot. Time to jump into your super heat-resistant spaceship and get so close you could touch it. If you dare. How would you get to the Sun’s...
The next time you see that adorable hummingbird at your feeder, remember one thing. It might take your life. Because in this world, every bird works for the government...
These nasty critters can survive a dip in your stomach acid. And today, they’re the only things on the menu. So tuck in your bib and loosen your belt. You’re...
We’ve talked about settling on the Moon, Mars and even Venus. But how about somewhere that’s cold, dark and smells like farts? Uranus. What would conditions be like on...
Climbing the world’s tallest mountains is a daring adventure. But you’re about to make an epic extraterrestrial trek on the biggest mountain in the entire Solar...
