Despite what you think, the Earth isn’t really the monogamous type. Along with the Moon, Earth has another moonlike companion – a small asteroid wandering...
Every animal on this planet lives at our convenience. We decide which ones get eaten, which get displayed behind glass, which sleep on the sofa, and which get hunted for...
Yet over time, they disappeared and evolved into the smaller versions we know and love today. But what if we found a way to bring them back? Why did giant mushrooms go...
Welcome to the arena. Tonight’s battle is all about location, location, location. Both of our fighters are extremely territorial. They’re not interested in sharing and...
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...
Before anyone even thinks about jumping in, it helps to understand what Lake Natron actually is. Located in northern Tanzania, this lake has no normal outlet to rivers...
Humanity’s nuclear arsenal is capable of destroying all life on Earth. Over. And over. And over. Maybe it’s time we dumped it far away. We might want to inhabit...
Imagine watching your entire world burn to the ground in less time than it takes to make a cup of coffee. That’s what a security camera just recorded in Spain, as...
Swipe Down and Turn Up the Sound to Hear the Full Experience. Space is often described as silent. With no atmosphere to carry sound waves, there is nothing for...
This beautiful, majestic creature could kill you in a matter of minutes. But you didn’t know that, so you decided to touch it. Now, that excruciating pain you feel...
[dx_custom_adunit mobile_id=”RTK_v1lP”] There are sunsets on other planets even more spectacular than the ones on Earth. What if we could see not just one...
Black Dolphin is famous for its extreme security, but the prison is only one part of a much larger system. Behind Russia’s prison walls, a long history of harsh...
From the earliest moments of human imagination, the Moon has always been there. Hanging in the night sky, shaping tides, marking time, and quietly influencing life on...
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...
In 7.5 billion years, the Sun will expand and engulf our planet, destroying all life as we know it. Of course, a mass extinction on Earth could happen much sooner than...
When most people imagine dinosaurs, they picture giant reptiles covered in thick scales, with rough skin similar to modern lizards or crocodiles. But an extraordinary...
Scroll down to watch our video. Unless you’re an astronaut, you probably don’t spend a lot of time thinking about gravity. We all take gravity for granted...
You’re reaching out to pet a horse when it tries to chomp on your arm. Startled, you step back and the horse rears up. If it comes down on you, you could be...
Forget everything you know about the United States of America. It is not united anymore, but divided into several independent nations. No, this isn’t the result of...
Hurricanes are among the most powerful storms on Earth, capable of producing enormous winds, flooding, and storm surges. But how do some of the strongest hurricanes in U...

