What would happen if the largest country on Earth decided it needs more territory and power? It might just go to war over it. What country could Russia invade first...
Mars didn’t always look like this. It may have once been covered in oceans. But what if we brought all the Martian water back and transformed the red planet into...
With nearly eight billion people on the planet, things can feel pretty crowded. Let’s make things a bit tighter by housing every single person on Earth in one giant...
Once a revolutionary invention, it's now filling up our oceans and killing thousands of whales, birds, turtles... Just how much plastic do we have around us?
But how would a second moon affect the ocean tides? Would months on Earth become longer or shorter? And would these two satellites inevitably collide to cause a...
Deep under the Earth’s surface, there’s a scorching hot ball of metal. Scientists just discovered that something very wrong is happening to it. Did...
With the vastness of the Universe, everything in it seems so spread out. But some objects are closer than you might realize. Every now and then, a random interstellar...
President Trump has some concerns about the upcoming election. He thinks the Democrats will corrupt the voting ballots, and if that appears to cost him the election, he...
Do you find the time it takes Earth to spin around each day a little slow? Well, how about we speed things up? A lot. What would happen to the length of our day? What...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Food is scarce. Money is worthless. Riots are everywhere. The world is in chaos. This isn’t our past...
Nuclear weapons are the most powerful and frightening tools ever created by humanity. With over twelve thousand warheads spread across the globe, these devices hold...
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...
[dx_custom_adunit mobile_id=”RTK_v1lP”] All of the systems, beliefs, emotions, and experiences that we call life are taking place on a tiny rock floating...
From space, it would look like Earth had a giant pimple. Smack dab in the middle of Brazil. Back on the ground, you’d be astonished by the enormity of Olympus Mons. The...
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...
From a world shaped like a giant donut to a planet with the sharp edges of a perfect cube, changing the shape of Earth would dramatically alter how we live, move...
It’s almost as old as the Universe, and as massive as 34 billion Suns. It eats stars for breakfast. And now it’s about to consume our own. Behold, the great...
Did you know that Mars has polar ice caps just like we do here on Earth? With the right technology, they might be our water source should we ever move to the red planet...
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...
In today’s tech-savvy world, it’s all around you – an invisible world of electromagnetic signals and radio waves. Wi-Fi, or Wireless Fidelity, is responsible for...

