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...
Contrary to what some people think, the Earth isn’t the center of the Universe. But what if it was? What if those medieval astronomers were right, and everything...
A new dinosaur-themed amusement park with real dinosaurs just opened. And you’re part of the first group of visitors. Suddenly a scream pierces your ears. You turn...
Almost half of the world’s population uses one of Meta’s services every month. Facebook and Instagram combined hold over 75% of the social media market share, and...
The Earth is a dying rock and time is running out. You only have 10 years to plan your escape. How could we evacuate as many people as possible? What resources would we...
In six hours, you, your government, and 124 million other people across 14 states will be tested by the greatest disaster to ever hit the U.S. East Coast. A great wave...
Swipe Down for Full Video Story Technically speaking, this marine reptile was not a dinosaur, even though it lived alongside many of them in ancient oceans. Styxosaurus...
Gyorgy Dozsa was a soldier who became the leader of a massive peasant uprising in Hungary during the early 1500s. He had earned a reputation for bravery during wars...
Humanity has spent the last 100 years increasing our dependence on electricity. Look around…. your computer, air conditioner, microwave, fridge, elevator, traffic...
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...
Your phone’s home security app just alerted you of trouble. You rush to check the surveillance footage hoping to catch the thieves. Instead, you see a pack of...
When you are in hyena territory, the danger often begins long before you ever see the animal. Nightfall, silence, and a poorly secured campsite can turn an ordinary rest...
Prehistoric Australia was not the warm, sunlit continent we know today. Between roughly 126,000 and 12,000 years ago, during the late Pleistocene, it was a place where...
For decades, the Moon has symbolized exploration, scientific discovery, and national pride. Today, it has become the focus of a new competition between the United States...
You are enjoying a peaceful day aboard a cruise ship. The ocean is calm, the sun is shining, and everything feels safe. Then, without warning, disaster strikes. A rogue...
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...
Documentaries allow humans to view these spectacularly massive mammals up close in their natural environment. But as this crew learned, sometimes it’s better to...
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...
When people think about space threats, they usually imagine asteroid impacts, solar storms, or distant supernova explosions. But some scientists warn that the most...
Something unusual seems to be lurking at the far edge of our Solar System. Some think it could be a hidden, oversized planet. Others suspect something far stranger, an...
