Long before humans built cities, paved roads, and established civilization, planet Earth was ruled by creatures straight out of a nightmare. From depths of prehistoric...
We visit a lot of planets here on WHAT IF, but K2-141b is the most extreme one yet. Are you ready to jump on board this one-way space shuttle? If you’d rather stay...
It starts with a simple cough, and before you know it, millions of people are infected. And it won’t stop there. It could keep growing and growing until billions...
How long would it take for the world’s largest rainforest to burn down? If we don’t do anything to stop it, we’ll soon find out. The Amazon rainforest...
The moment Apollo 11 touched down on the Moon in 1969 became one of the most defining events in human history. Around 600 million people watched as humans stepped onto...
The Permian Period, which lasted from about 299 to 252 million years ago, was one of the most fascinating and dangerous times in Earth’s history. It ended with the...
Human history has been full of battles and wars, some big and some small. But if World War 3 were to happen, it might be humanity’s biggest battle yet. Advanced...
Order some rain for your dry lawn, cancel the upcoming tornado, schedule a week of sunshine for your vacation… What if we could manipulate the weather just like...
13.8 billion years ago, the entire Universe emerged from one single point in space. This theory is known as the Big Bang. And it’s the most widely accepted story of the...
Whether it’s Apple, Microsoft, or Yahoo, only one tech giant has reigned supreme when it comes to our search engines. Google. It’s so dominant around the...
This galactic collision might be more impactful than you think.
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...
I know what you’re thinking. This is… really weird. And also pretty funny. But instead of this just being a silly internet video, what if this were our...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Betelgeuse, Betelgeuse, Betelgeuse. Unlike in the movie, you don’t have to say it three times to make it...
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...
Imagine being able to sunbathe all day long. But instead of getting a nice tan to show off… You turn green! And get lazier. Don’t worry. It’s not the...
When was the last time a bird pooped on you? Apparently, you have a better chance of winning the lottery than you do of getting pooped on by a bird, which is why some...
When people think of medieval monks, they often imagine silent figures living in isolated monasteries, spending their days praying and studying religious texts. But...
Tentacles meters long that can tangle around you and stingers ready to inject deadly venom. They can be almost entirely seethrough, making them the perfect killer in...
Quetzalcoatlus lived around 72 to 66 million years ago during the Late Cretaceous period, when it blocked out the sun with its 12 m (40 ft) wingspan. When it landed on...
