How do you distinguish between past, present, and future? Is there really an order to time? Does it only move forward? Does it move in any direction at all? Stop...
How long would it take us to turn our natural satellite into a habitable place? How would this Earth-like Moon look? Would this even be possible? Wondering why we chose...
Overnight, our planet has gone from a pale blue dot to a glistening white snowglobe. Stretches of Earth have become frozen wastelands that are completely inhospitable...
You know that feeling when you try to do a good thing and then accidentally scorch the entire planet? Yeah, the future can be terrifying. Lasers. Artificial intelligence...
In 1044, the Chinese invented gunpowder. And we’ve been getting into trouble ever since. Fireworks are cool, nuclear warfare is not. And nuking the moon...
Jupiter is the largest planet in the Solar System. It’s 300 times more massive than Earth. But it’s less dense than our home. With no solid surface, this planet is...
Where do they come from? How do we get rid of them? And how much drama is a poltergeist going to cause me? OK, so exactly what is a poltergeist? Well, a poltergeist is a...
Swipe down for full video story! Mosquitoes are the deadliest animals on Earth, responsible for nearly one million human deaths each year. They transmit diseases such as...
The Universe is packed with worlds where sunsets don’t just fade into night, they bend the rules of physics. From double sunsets to glowing ice and strobing pulsars...
If you traveled 10,000 years into the future, what would planet Earth look like? Would most of its surface be covered in volcanoes? Or would it be frozen in ice? What if...
Uh-oh. Looks like somebody left the gas running on Jupiter. Don’t do anything stupid, like lighting a humongous match. What would a match need to be made of to ignite...
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...
Wouldn’t it be cool to see things through any wall and any door? How about seeing through your own skin? Or your dog? No, no, no, and no. Of all superhero powers...
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...
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...
Could we move to our new moon one day? Or is this one of those scenarios where everybody dies in the end? “Fly me to Mars..” Ahem, where were we? Right, Mars...
The sky appears darker. The temperature is starting to drop. Our rivers are freezing, crops are covered in snow! People could go hungry. Is it just me, or is the Sun...
Hang on because we’re about to screech to a halt. That’s right. The Earth is going to stop spinning for five seconds. How much damage would this sudden stoppage cause...
Family planning. It sounds sensible, but it’s extremely controversial. At least, in some countries. What if it wasn’t? What if the world recognized a...
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...
