An unexpected guest has made its way into our Solar System. It’s an interstellar object, an ISO. And it’s tumbling through space in a way that can’t be explained by...
How much water would you need to extinguish the Sun? How would we deliver such an enormous amount of water anyway? Would all that water even make it to the star...
In 2020, when Kim Jong-Un disappeared for three weeks, the world went into full speculation mode. Was he ill? Dead? On a secret mission to binge-watch K-dramas? South...
Are you ready for the trip of a lifetime? Because this not so little machine is about to take you on one. A trip back in time. What would you need for this time travel...
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...
With so many varieties in our skin tones, hair colors, and features, the human race is a marvel of evolution. But what if we all decided to preserve our family traits...
Tyrannosaurus Rex. King of the tyrant lizards. It’s 6 meters tall (20 feet), 12 meters (40 feet) long, and it weighs upward of seven tons. You can hide from it...
What if all the stars disappeared tomorrow, together with all the planets, solar systems and galaxies? What would be left of the Universe if it suddenly collapsed...
What if we found the way to drain all the Earth’s oceans through some mysterious portal at the bottom of the Mariana Trench? How long would it take? Years...
No one knows exactly what to expect if we encountered other forms of alien life. Would they talk like us? Look like us? Or would they be completely different? What if...
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...
Imagine drifting through space in a place so empty that you wouldn’t see a single star, planet, or galaxy in any direction. This is the Boötes Void, one of the largest...
When you look at the Earth from space, you don’t see the 241 countries and territories that we’ve divided ourselves into. You don’t see the boundaries...
Today we’re dropping a big bomb into the deepest part of the ocean. So grab a surfboard and get ready to hang ten on the waves of a massive nuclear tsunami. How would...
Absolute zero is the lowest possible temperature in the Universe. Nothing gets colder than that. So if the entire Earth suddenly cooled down to the most frigid...
They can lift 5,000 times their body weight. They have armies in the thousands. And they outnumber us a million to one. But ants are tiny, right? Yeah, that’s not going...
For whatever reason, you are the last human on Earth. So what do you do? Eat like a king? Move into Buckingham Palace? Drive fast? Blow things up? Be naked all the time...
They can endure the cold reaches of space. Go without food or water for up to 30 years. And are nearly indestructible. But they’re, like, really tiny. So, there’s not a...
In 1850, 94% of the world’s population lived in extreme poverty. Today, we’ve managed to bring that number down to roughly 10%. And if this trend continues...
Throughout history, humanity has faced existential threats like giant asteroids and invisible viruses. Despite the danger, we always bounce back. But how much longer can...

