Imagine drifting toward Saturn with nothing but a viewport between you and open space. At first, the planet seems almost peaceful, a soft golden globe wrapped in thin...
Swipe Down for Full Video Story For more than 66 million years, Earth has been living through a remarkable chapter of history known as the Cenozoic Era. This enormous...
It’s been 100 Earth years since you settled on Mars. You’ve been through pain, loneliness and a lot of hard work. And now Mars is the new promised land everyone...
You are walking through tall grass as daylight begins to disappear. While searching for a piece of wood, you notice something lying across the ground and reach toward it...
Would this be good or bad news?
In the dense forests of Australia lives one of the most extraordinary sound imitators in the animal kingdom, a bird capable of copying almost any noise it hears with...
Could we be on the verge of finding a second Earth? Astronomers are searching the galaxy for a world that could support life as well as, or perhaps even better than, our...
It’s June 10, 1990, and after an hour delay, British Airways Flight 5390 is finally about to take off. Captain Timothy Lancaster, co pilot Alastair Aitchison, four...
How much do you know about black holes? What would happen if you fell into one? Say one day you were exploring space looking for a new planet for humans to inhabit, but...
This is the world 200 million years ago. No cell phones, electricity or even other humans. Would you be able to survive in this new world? Could you get yourself a pet...
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...
The night sky looks empty. It isn’t. There are thousands of satellites up there right now, along with a great deal of debris, and almost none of us give them a...
Over the past century, astronomers have speculated about the existence of a mysterious 9th planet lurking in the outer reaches of our solar system. Although we’ve...
In the summer of 1981, the Hyatt Regency Hotel in Kansas City was one of the most exciting places in the city. Its massive lobby, elegant design, and famous suspended...
As 2027 rapidly approaches, the global community stands on a razor-thin edge dividing existential hazards from era-defining scientific breakthroughs. From intensifying...
Imagine what it would be like to have miniature version of our Sun right here on Earth. Would this artificial star provide us with an infinite supply of clean energy...
Around 780,000 years ago, north became south and south became north. Earth’s magnetic poles flipped, and the planet carried on without much drama, largely because...
What if we weren’t the dominant species on this planet? What if we had to compete with every other species on Earth? We are outnumbered. We are surrounded. And our...
Dwight Turner thought he was paying for an unforgettable animal experience. Instead, he nearly lost his life. In August 2020, Turner paid for what was advertised as a...
There’s a deadly 40,000 km (29,400 mi)-long zone that passes through 15 countries. This area is dotted with volcanoes, giving it the name The Ring of Fire. And...

