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...
Watch your head. Some seriously big asteroids are crashing into Earth. What kinds of shapes and sizes do they have? Which ones would have the deadliest impact? And which...
What’s shiny, liquid, conducts electricity and is also the surname of a legendary rock star? You guessed it, mercury. This naturally occurring element has a lot of...
1.3 billion years ago, two orbiting massive black holes, circling each other at 250 times a second, collided in a violent, universe-rippling explosion that sent waves of...
Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year, the possibility continues to grow. But...
About 65 million years ago, a mass extinction event occurred, wiping out more than 75% of all species on Earth. There have only been 5 mass extinctions in our...
I know what you’re thinking. This is… really weird. And also pretty funny. But instead of this just being a silly internet video, what if this were our...
There are some things you just can’t live without. Like gravity, oxygen, the Sun’s warmth. And we’re about to take those vital things away from you...
As you approached Saturn, you would be the first human to take in the glory of its rings and its swirling atmosphere in person. Along the way, you would pass a few of...
It’s the oldest question on Earth. Where did we come from? Some people may thank a creator from above, but what if the hand that created humanity wasn’t...
First off, we’re going to have to be a Type 1 civilization. Then collectively, we can use all the energy available on our planet. It also gets rid of the monotony of...
If only there were a simple trick to stop a massive volcano from spewing out lava. Like maybe plugging it up with good old concrete. A massive volcanic explosion sends...
You’ve traveled thousands of light-years through interstellar star systems. And now you’re stranded on a planet you know nothing about. As long as...
Our Solar System has eight planets, a few dwarf planets and more than 200 moons. But wait. Are you seeing double? Or did every planet suddenly get a twin? Where would...
A massive earthquake knocks you off your feet. There’s a blinding flash of white, and then you see a tsunami of lava rising on the horizon. A nuclear reaction has...
This war didn’t come out of nowhere. The signs were hiding in plain sight. Trump slams Europe with devastating tariffs, crippling economies across the continent...
You’re in the Ghostbusters universe. With a quick stomp, demons are as good as gone. So how would life change if you could bust ghosts in real life? Would you need...
A volcano is one of the most unforgiving natural phenomenons on Earth. If you were to fall into its magma-filled center, your body would quickly bubble up, and disappear...
What if there are other universes, just like ours? With an infinite number of Earths? With uncountable versions of you? And what if we don’t have to look too far...
Imagine if all the Earth’s oxygen disappeared. Not forever, just for, say, an hour? Could you hold your breath that long? What would happen to the atmosphere? And...
