The most deadly predator of the sea spent its day conquering and terrorizing every creature in sight. This is the megalodon. It lived millions of years ago, but...
We might not be alone in the Universe. Scientists from all over the world have their eyes and ears wide open trying to detect signals of life beyond our planet. But...
Can you imagine what the world would look like if it were run by children? We all know that our youngest generations are the future of humanity, but what would happen if...
Imagine you had to experience an apocalypse every day. Volcanic eruptions, tsunamis, asteroid showers. Every day would be a struggle for survival. That’s because...
Ever since Russia invaded Ukraine, the world has been afraid of one thing. Russia’s nukes. But what exactly would happen if Russian president Vladimir Putin...
Chaos overtakes the streets, and the news spreads like wildfire. Sea levels have suddenly risen 500 meters, and giant waves are headed your way. Where could you hide to...
Ah, the planet Earth, our beautiful home. We’d like to believe it will be around forever, but what if it isn’t? Aliens, comets, weapons of mass destruction, black...
Love can make us do some pretty crazy things. When we’re in love, our brains release a cocktail of neurochemicals that not only affect our moods and our well...
The Titanosaur is no longer. As the largest animal to roam the Earth, you’d think such an impressive presence would be almost invincible. How did this titan of a...
Something incredibly strange is unfolding in our cosmic neighborhood, a powerful and unexplained gravitational force is pulling Jupiter, the largest planet in our Solar...
Imagine a world where you’re not even human. You can create universes with ease and control time. This could be a reality in an incredibly advanced, and I mean an...
The Earth may not be our home forever. Eventually, we may have to leave. What if instead of finding a potentially habitable exoplanet light-years away, we stayed in our...
Earth can be full of extremes. But today, there is only one extreme. Non-stop earthquakes that last an entire year. What would it be like to live under such shaky...
Imagine being able to travel to any point in time. Where would you go, and what would you do? You could witness some of the greatest moments in history or even change...
Earth is already known as the blue planet, with 70% of its surface covered by oceans. But what if the remaining 30% of land suddenly disappeared? The consequences would...
The monkeys have revolted. And not just with brute strength or violence. Primates have finally outsmarted humankind once and for all. It’s their planet now. How...
Let’s say you’ve got two bottles of water in front of you. One is a plastic bottle, the other a reusable one. You already know that you should probably pick the reusable...
Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis occurred, where life emerged from non-life...
Look out. There’s an object hurtling toward Earth at the speed of light! And no, it’s not a comet or an asteroid. Yep. It’s a marshmallow. How could a marshmallow ever...
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...

