What if all the galaxies, stars, planets – everything – stopped moving away from everything else? Would the Universe as it is just freeze? Or would it...
Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis occurred, where life emerged from non-life...
Yet over time, they disappeared and evolved into the smaller versions we know and love today. But what if we found a way to bring them back? Why did giant mushrooms go...
Deep beneath the thick layer of million-year-old ice, something is lurking quietly, waiting to rip through the rigid ice sheets. This enormous icy wasteland is sitting...
A deadly flash flood devastated Nepal, leaving hundreds missing and turning normally peaceful communities into scenes of destruction. Powerful rainfall sent huge amounts...
Black holes are one of the most devastating objects in space, sucking up everything around them. But there’s another space phenomenon that’s just as...
Most caves are dark, quiet places filled with rock formations and underground tunnels. But hidden beneath the jungles of Vietnam is a cave so enormous that it contains...
When we imagine the far future, our thoughts often leap to space travel, artificial intelligence, and life beyond our planet. But what if we stayed on Earth and fast...
Everybody farts. And it’s no secret that they’re smelly, gross, and embaressing at times. But what if, instead of trying to hide our flatulence, we all just...
Ninety light years away, something transmitted. Astronomers picked up unusual radio signals coming from that direction, and the scientific community split almost...
1. Saturn is the only ringed planet in the Solar System Many people think Saturn is the only planet with rings, but that is not true. Jupiter, Uranus, and Neptune also...
They are annoying. They are everywhere. And they land on you without warning. Flies are usually dismissed as simple pests, but new research suggests they may be far more...
Why are these crocodiles spending so much time on dry land? Is it because their watery homes are too polluted? Or is it because they’re scared of a bigger predator...
Rise. and. shine! Get up and seize the day! You can do anything under the sun…when the sun powers everything. Your phone, your home, and all that’s in...
Could Thor actually punch the Hulk without knocking himself over?
In December 1968, two teenagers were shot to death in their car. There were no clues pointing to who was responsible, leaving investigators with a deadly mystery and no...
If you could travel back roughly 250 million years, you would not see the Earth you know today. Instead, you would arrive at the very beginning of the dinosaur story...
[dx_custom_adunit mobile_id=”RTK_v1lP”] If you could travel faster than the speed of light, where would you go? Mars? The nearest star system Alpha Centauri...
What if Jupiter gained just a little bit more mass during its formation period, and then ignited to become a star? How different would our Solar System have turned out...
Today on What If, we’re taking Jupiter’s deadly gases and unleashing them on Earth. Where could you be safe from these toxic winds? How would you breathe...
