Every wild animal keeps a distance from humans. That instinct is the only thing standing between us and most predators on Earth. Now imagine a creature large enough that...
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...
What would happen if you put a couple of physicists in a room with a rope, a box and a black hole? They might come up with a plan to power the Earth for centuries. Black...
Thor’s Well, sometimes referred to as the “drainpipe of the Pacific,” is a rocky, circular hole in the Pacific Ocean that was formed after the collapse...
The idea that our Universe might not be alone is one of the most fascinating possibilities in modern physics. What if reality is not singular, but instead just one layer...
You are enjoying a peaceful day aboard a cruise ship. The ocean is calm, the sun is shining, and everything feels safe. Then, without warning, disaster strikes. A rogue...
Somewhere on Earth, a circle of darkness 267 km across is crawling over the ground. That is roughly the size of West Virginia, moving across the planet, blotting out the...
The most dangerous groups in history did not open with violence. They opened with an offer. Belonging. Answers to the questions nobody else could resolve. A community...
Antimatter is the most potent fuel source known to humanity. And it could be the secret to faster-than-light space travel. But where in the Universe would we find...
Making sense of the universe often has less to do with picturing it accurately and more to do with accepting how badly our everyday intuition fails once distances get...
Imagine waking up aboard the International Space Station only to discover that you are completely alone. Every communication attempt with Earth fails, and there is no...
Two Giants Are Circling the Heart of Our Galaxy, and One Is About to Devour the Other
At the center of the Milky Way sits a supermassive black hole called Sagittarius A*, and it has been feeding on nearby stars for a very long time. That alone would be...
The idea sounds like something pulled straight from a disaster film. A shark with two heads moving through the ocean, defying everything we know about marine biology...
A scorching hot never-ending day on one side and a permanent frozen night on the other. This is what our planet would be like if it was tidally locked to the Sun. How...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Take a look at the two most popular energy sources around the world. Oil. Coal. Dirty. Scary. By some estimates...
Deep beneath the ocean’s surface lives a creature so strange that it looks more like an alien than a fish. With oversized fangs, a massive head, and a body adapted...
For 18 year old animal lover Somer Stevens, working with big cats was more than a job. It was something she had dreamed about, and when an opportunity opened at Tiger...
A massive asteroid just hit Earth, right in the middle of the Atlantic Ocean. Thanks to NASA’s new infrared telescope, we were able to detect it and prepare for the...
Sharks are the oceans’ primary predators. Eating every fish in their path. But what if you ended up in a pool full of them, and you were the prey? What would...
A giant asteroid is headed our way. But no, it won’t hit the Earth. This asteroid is about to slam into the Moon and crack it right in half. What would it be like...

