What if your reality was nothing more than a complex computer simulation? And if you were just a program on someone else’s hard drive, how would you know? Who...
A tiny domino may look harmless, but it holds a surprising amount of power. A single falling piece can trigger a chain reaction capable of knocking down objects far...
In the beginning, there was nothing. Then bang. Our Universe emerged in an explosion of light and energy. Or did it? Let’s shed some light on this. So, how fast is...
They’re fast. They’re ruthless. And they’re hungry. Their sharp teeth can destroy you in seconds. And no, playing dead will not fool them. It’s...
What Earth do you live on? A round one? Flat one? Maybe your world is resting on the back of a huge cosmic turtle? What about a hollow Earth? Just a planet’s shell...
Earth is the only life-supporting planet in our Solar System. Until now. Today, we’re bringing Kepler 22-b into our planetary neighborhood. Where would this planet...
A new dinosaur-themed amusement park with real dinosaurs just opened. And you’re part of the first group of visitors. Suddenly a scream pierces your ears. You turn...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Stars with a much larger mass than our Sun burn out after just a few million years; in a gigantic explosion known as...
Imagine being told that your new prison cell sits on an isolated island in the middle of San Francisco Bay. The water around you is cold, the currents are strong, and...
When people imagine humanity’s future beyond Earth, Mars is usually the first destination that comes to mind. It is close, familiar in some ways, and has been studied...
No pain, no gain. But really, is it worth it? Aside from a small subsection of the world’s population, most of us do everything we can to avoid pain! But what if...
If you’re watching this right now, you’ve probably used antibiotics at some point in your life. But did you really need to? The Centers for Disease...
12. THE SUN IS A GIANT BALL OF FIRE Did you know that the Sun isn’t really on fire? No. Our Sun isn’t a raging bonfire in the center of the Solar System...
Imagine an entire network of flying cars zooming around 2,000 meters (6,561 feet) above our congested city streets. Your morning commute would be a lot different up...
This is an F5 tornado, and it’s one of nature’s most destructive forces. Could you survive being sucked in? Yeah, imagine getting scooped up like a meat...
Thirty centimeters. That is the width of the walkway in some places. Not a path. Not a ledge. A row of wooden boards bolted to the face of a vertical cliff, with nothing...
When a piece of space debris connected to a SpaceX mission crashed into the Moon, it created a wave of curiosity around what happens when humans leave their mark on the...
Deep within the grasslands and dry regions of southern Africa lives a tiny predator that has earned a fearsome reputation among wildlife experts. At first glance, the...
When people imagine the age of dinosaurs, they usually picture massive predators like Tyrannosaurus rex ruling the prehistoric world. But hidden beneath the murky waters...
For decades, relations between America and North Korea have run from tense highs to some interesting lows. But what happens when two superpowers decide that enough is...
