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...
In the Pacific Ocean, north of the equator, there’s a growing, “floating island” of trash that’s twice the size of Texas, and three times the...
About 50,000 years ago, we shared this planet with different hominids called the Neanderthals. Their species wasn’t human, but they weren’t far from it...
Over 300 million years ago, before the age of giant dinosaurs, Earth was covered with giant insects. Imagine a world where dragonflies are the size of crows and...
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...
In 2018, the Earth had about 1,730 billion barrels in crude oil reserves, with oil companies pumping out about 94.7 million barrels each day. The Wall Street Journal...
Billions of years from now, the Sun will become a red giant. And then, it will slowly die. That’s right. It’s the end of the Solar System, and this is your survival...
The First World War began on July 28, 1914, when Austria Hungary declared war on Serbia, triggering a rapid chain reaction across Europe. Within days, the conflict...
Looks can be deceiving. A simple looking Raggedy Ann doll sits behind glass. Harmless, almost nostalgic. The kind of toy you’d expect in a child’s bedroom. But according...
What would it actually be like if every particle in your body converted into a dark matter particle? And how long could you last in that state? Everything that we can...
What was meant to be a once in a lifetime adventure quickly turned into one of the deadliest volcanic disasters ever recorded on camera. Whakaari, also known as White...
Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year, the possibility continues to grow. But...
Is alien life really out there? For decades, humanity has looked at the night sky and asked the same question. Now, according to scientists, we may be closer than ever...
The captain sounds the alarm. The waters around the ship rumble. Strange lights from deep below inch closer and closer to you. Something is emerging from the Mariana...
The sound was described by witnesses as loud and chaotic, a sudden eruption that cut through what was meant to be a carefully controlled stage performance. On October...
Nuclear weapons have shaped global politics for decades, but their destructive power is almost impossible to comprehend. From the bomb that devastated Hiroshima in 1945...
Imagine traveling at the speed of an airplane, but on ground level, and in a giant tube. That’s the idea behind the Hyperloop, a network of incredibly fast...
Today, we’re going to explore the five deadliest weapons that are ready to be deployed right now. And, if you thought the deadliest belonged to the U.S. Army...
Humanity is preparing to return to the Moon in ways not seen since the Apollo era. New missions like Artemis II represent a major step forward in space exploration, but...
What if reaching 150 years old was no longer science fiction? Imagine a world where aging slowed dramatically, cancer became far less common, and your body could repair...
