We can build really big things in space. Okay, not that big – yet. But we’ve packed the Earth’s lower orbit with about 5,000 satellites – some...
A massive asteroid just hit Earth, right in the middle of the Atlantic Ocean. Thanks to NASA’s new infrared telescope, we were able to detect it and prepare for the...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Tectonic plates: can’t live with ’em, can’t live without ’em. Their movements cause some of...
What would happen if the largest country on Earth decided it needs more territory and power? It might just go to war over it. What country could Russia invade first...
Every year, hurricanes batter the North Atlantic and affect millions of people. The damage can be catastrophic, and these storms are getting worse. But what if we had a...
First of all, look at the map. Iran isn’t a country, it’s a fortress. Three times the landmass of Iraq. Four times the population. And mountains that...
People are fighting over it in grocery stores all around North America. Some are selling it to make an immense profit. No, this isn’t the scene of some crazy...
A massive earthquake knocks you off your feet. There’s a blinding flash of white, and then you see a tsunami of lava rising on the horizon. A nuclear reaction has...
Scroll down to watch our video. It can instantly cause severe burns on your skin. It can even dissolve things like limestone and concrete. This is battery acid. Now...
Look at the world around you. What do you see? Sometimes a cigar is just a cigar. But mostly, it’s not. Why are we so driven by sex? Has it always been this way...
Settling on the Moon or Mars may be all the buzz. But how about we all move to an icy dwarf planet in the middle of the Solar System? To Ceres. What would make this a...
Get your bone flute and gather around the fire. Today on What If, we’re taking you back to the time of woolly mammoths and saber-toothed cats. That’s right...
Imagine waking up one morning to find our Sun replaced by a cosmic powerhouse far stranger than anything we have seen. From giants that could swallow planets whole to...
Has the weather ever ruined your plans? What if I told you I had an idea to stop hurricanes from wrecking your day? And that it involves liquid nitrogen. How exactly...
There are 79 known moons of Jupiter. What if we move Earth into its orbit too? How would jupiter’s super strong gravity affect our lives? What would our...
They’re not the biggest falls on Earth, not by a long shot. But they’re certainly among the most famous. Niagara Falls attracts millions of visitors from...
A black hole is on a collision course with our Sun. And there’s nothing left for you to do except sit back and watch the destruction of our entire Solar System. How...
Imagine you’re out for a walk on a lovely day, with not a care in the world. The birds are singing, and the sun is shining. Actually, the sun seems brighter than usual...
This is the Universe. And this little dot here is the Earth. And this is a Big Bounce coming up, and it’s about to squash our planet. Yikes. How long would we have...
As 2025 approaches, the world faces a mix of alarming risks and exciting possibilities. From global conflicts to scientific breakthroughs, here is a look at ten...
