There are billions of planets drifting through the Milky Way with no star to orbit. No sun, no fixed path, nothing holding them anywhere in particular. They were most...
The next step in space exploration isn’t generations away. It’s happening right now. And our destination? That mysterious, desolate world next door, Mars...
Located in the United States, one of the world’s largest volcanoes is gearing up to explode. It’s known as the Yellowstone Volcano, and it’s not just...
Every civilization needs resources. Wood, then coal, then oil, then sunlight. Each step up the ladder means learning to use something bigger than whatever came before...
Every year, hurricanes batter the North Atlantic and affect millions of people. The damage can be catastrophic, and these storms are getting worse. But what if we had a...
This star is about to transform into a black hole. And we’re about to travel inside it to see what’s on the other side. The only problem is that we’ll...
Buildings are being destroyed, animals are dying, and trees are not able to grow. All because of rain? Wait, I thought we needed this stuff. Well, it’s not just...
Our world is sleep-deprived. In the last century, people slept an average of nine hours per night. Today, more than half the world’s population gets by on less...
Imagine drifting toward Saturn with nothing but a viewport between you and open space. At first, the planet seems almost peaceful, a soft golden globe wrapped in thin...
The ground around the Empire State Building appears to be sinking. This historic landmark is about to get lost in a giant pit. And you will be coming down with it. If a...
These balls represent one of the strangest phenomena currently taking place in our Universe. Each ball symbolizes one of 100,000 galaxies — including our own...
What if north suddenly became south and south became north? What if Earth’s magnetic poles reversed overnight, just like they did around 780,000 years ago? The...
A blazing ball of fire lies deep underground. It’s Earth’s core. This colossal sphere of molten iron far beneath your feet is what made your life on Earth...
You are the result of a chain of events that began billions of years ago. Earth has liquid water, a protective atmosphere, a magnetic field, a stable orbit, and the...
THE SUN IS A GIANT BALL OF FIRE No. Our Sun isn’t a raging bonfire in the center of the Solar System. It’s actually a nuclear reactor. Inside stars, hydrogen...
Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year, the possibility continues to grow. But...
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...
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...
The core of Jupiter sits roughly 70,000 kilometers below the cloud tops, and nobody is ever getting there. Not a person. Not a spacecraft. Not anything humans have ever...
Most insects are harmless, and many play an important role in the environment. But a small number possess painful stings, toxic venom, or defensive chemicals that can...
