Jupiter is the king of moons. With 95 of them orbiting the gas giant, some are so large they rival planets in size. But what would it actually be like to live on one of...
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...
What would really happen if you went into space without a suit?
There are 79 known moons of Jupiter. What if we move Earth into its orbit too? How would jupiter’s super strong gravity affect our lives? What would our...
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...
Just four light-years from Earth lies the closest known exoplanet, Proxima Centauri b. It has captured imaginations because it could be one of the first exoplanets where...
Things are getting hotter and hotter here on Earth, and global warming has everyone panicking. But let us try a wild idea: what if we took every drop of Earth’s water...
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...
Imagine that the Sun is on the verge of exploding. Or that a planet-killing asteroid is headed our way. Or maybe you just want to take the entire planet on a joy ride...
If the Earth had an edge, I hope it would look like this. The edge of a flat Earth. I know, I know, we’ve talked about it before. But there’s something...
This former intelligence officer-turned-president took Russia from a defeated Cold War relic to the most feared superpower in Eurasia. Now Vladimir Putin, who many have...
When you are in hyena territory, the danger often begins long before you ever see the animal. Nightfall, silence, and a poorly secured campsite can turn an ordinary rest...
A gas cloud located 500 light years away from our solar system is about to become a planet. This process usually takes a few hundred million years, but what if we made...
Before we take the plunge, we could better take a look at what Lake Natron is made of. Much like the Dead Sea, this lake in Tanzania doesn’t run off into any...
When most people think of sharks, they picture a powerful predator lurking beneath the waves. Movies, news stories, and popular culture have helped give sharks a...
While it might be nice to avoid any dangerous confrontations on your wilderness walks, life without wildlife would be pretty boring. If we didn’t have animals...
It’s about to get really hot down on Earth. Because all our oceans suddenly started to boil, sending steam into the atmosphere at an alarming rate. Why would all...
It looks like something from another planet. Rough skin, strange shapes, and a bright reddish shell that splits open like it is alive. If you saw it on a tree, you might...
Imagine waking up in the middle of the ocean with no land in sight. The sun is burning your skin, your lips are dry, and every wave reminds you how small and helpless...
Every 75 years, a ball of fire streaks across the sky. But that’s no fireball. It’s Halley’s Comet. And you’re about to hitch a ride on it. Get...
