Today, people with Down syndrome are generally treated with love and respect from those around them. And despite having an intellectual disability, people with Down...
This is our Universe, an ever-expanding network of stars and galaxies. And this is your brain. Don’t they look eerily similar to one another? Why are they so alike...
Sixty-six million years ago, an asteroid as big as Mount Everest was headed on a deadly collision course with Earth. The impact was so devastating that it wiped out the...
Movies love quicksand. And why not? It’s exotic, it’s dramatic, and it’s highly exaggerated. Fun fact: it’s impossible to become fully submerged...
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...
You wouldn’t notice it at first. But every second, the air around you is thinning, just a little. Within 30 seconds, you’d be gasping. Engines would fail, hospitals...
The Sun is Yellow If you’ve always thought our star was a bright yellow ball of fire, you were wrong. For starters, it’s not yellow. It’s green. Sort...
In the beginning, there was nothing. Then bang. Our Universe emerged in an explosion of light and energy. Or did it? Let’s shed some light on this. So, how fast is...
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...
This is the Mariana Trench, the deepest place on Earth. It stretches 11km (7 mi) down below sea level. But what if we made it even deeper? Get a giant drill because...
It’s a small world after all, because today, we’re shrinking Earth to the size of Pluto. But if our planet was this tiny, how would it alter the atmosphere...
Don’t you just love fresh air? And feeling healthy? If only that were possible. That deep, relaxing breath you thought you just took, is full of microscopic...
It’s been 30 days since Uranus first appeared in the sky. At first, it looked like our Moon had found itself a stellar partner. But then, we understood something...
Spanning more than 66 million years, the Cenozoic Era shaped the world we live in today. From the rise of mammals to the emergence of modern humans, this era tells a...
Do you long for an elegant weapon from a more civilized age? Something less clumsy and random. As you hone your sensitivity to the Force, you may wonder. What if...
Look at the world around you. What do you see? Sometimes a cigar is just a cigar. But mostly, it’s not. Why are we so driven by sex? Has it always been this way...
Several volcanoes around the world are being woken up on purpose. The mission? To use volcanic eruptions to protect the Earth from global warming. In what ways could you...
Climbing the world’s tallest mountains is a daring adventure. But you’re about to make an epic extraterrestrial trek on the biggest mountain in the entire Solar...
Could World War III really happen before 2030? Old rivalries and power moves are pushing nations to the edge. Let’s break down five conflicts that could ignite the next...
Ashes and smoke cover the sky. Your hometown is sieged by massive wildfires. You rush to escape. Unaware that behind you, the wind and the heat have created a monster. A...

