Imagine Earth covered in thick sheets of ice. And sea levels so low you could walk to a different continent. This is what our planet would look like during an ice age...
The Centers for Disease Control claims that 1 in 3 antibiotic prescriptions are unnecessary. Unnecessary antibiotics cause the body to build up a resistance to those...
How long would something like this take? Why would this change the weather? And how hot would Earth get? If you think something like this is impossible because we...
China invading the U.S. is something that could turn the world on its head. Could the U.S. mobilize in time to respond? Would this be the start of World War III? The...
Welcome to Jurassic World. In real life. Let’s bring back some of the most dangerous creatures to ever roam the Earth. What could go wrong? Right? How would we be able...
What if, instead of Trump or Biden becoming the next U.S. President, there was a third-party candidate? And that candidate was Elon Musk? What if Elon Musk became the...
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...
Jellyfish are some of the most dangerous creatures in the ocean. Just touching the wrong one can lead to a swift death. And now, these people are swimming with millions...
It’s been over 200 million years since South America broke off Africa into its own continent. But now it’s behaving very strangely. It’s taking on water and going down...
For over half a century, we’ve searched for radio signals from extraterrestrial civilizations. But it’s, been, well, a little quiet. Are they ignoring us? Or...
Seawater is salty, undrinkable, and a potential source of planet-saving fuel. Hold up. Fuel? Yes, that’s right. We have the technology to convert seawater into liquid...
Imagine that the Sun is on the verge of exploding. Or that a planet-killing asteroid is headed our way. Or maybe you just want to take the entire planet on a joy ride...
This star is about to transform into a black hole. And we’re about to travel inside it to see what’s on the other side. The only problem is that we’ll...
Aliens?! Enchiladas?! What is this world coming to? Or should I say, what is coming to this world? First of all, yes, it’s pronounced Enceladus (EN-CELL-A-DUSS)...
In space, no one can hear you scream. But just because sound can’t travel in the vacuum of space doesn’t mean that the planets and our Sun don’t make noise. What would...
Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest exoplanets, Proxima Centauri b. What conditions...
volcano is one of the most unforgiving natural phenomenons on Earth. If you were to fall into its magma-filled center, your body would quickly bubble up, and disappear...
What if we found the way to drain all the Earth’s oceans through some mysterious portal at the bottom of the Mariana Trench? How long would it take? Years...
Ever had a freshly cooked steak, delivered straight from the International Space Station? Let me tell you — it’s not going to be what you might expect. You must be...
Are you religious? If you are, a huge part of your life is probably shaped by your beliefs and religious community. If you’re not, you might stare with bewilderment at...
