Hundreds of meters underground. Large enough to house tens to hundreds of thousands of people. And walls strong enough to withstand the force of a nuclear blast. These...
The sound of trickling water might seem harmless, even peaceful. But in the polar regions, this sound is a sinister warning of an event that could swallow up the arctic...
Our Universe was born billions of years ago. And since that time, it’s given birth to millions of galaxies, our Solar System, and who knows what else. Our Universe...
A dark, mysterious object has appeared at the outer edges of our Solar System. It looks like the remnants of a dying star. But it behaves like a black hole. Your mission...
The planet is heating up and everyone is looking for a solution, so here is one that sounds almost reasonable at first. Take every drop of water on Earth and dump it on...
Taller than a six-story building. Longer than three school buses. Ten times as heavy as an elephant. The largest dinosaur ever is coming back from extinction. What would...
10 Times Earth’s Gravity, 200°C Oceans, and a Planet That Could Destroy Earth’s Orbit
Jupiter is old. Like 4.5 billion years old. It started as a swirling disk of gas and dust that formed into a pretty big planetary core. With time, Jupiter’s core...
This is carbon. And of all chemical elements in the Universe, it’s one of the most plentiful. So what would happen if all of it suddenly disappeared for five...
Across the planet, some animals repeat journeys so extreme that they make human endurance look insignificant. They cross continents, oceans, and entire hemispheres just...
New Bilibid Prison is supposed to be one of the most secure prisons in the Philippines. But before dawn on October 9, 2020, violence erupted inside its maximum security...
On June 10, 1990, British Airways Flight 5390 was preparing for a routine journey from the United Kingdom to Spain after a short delay. On board were Captain Timothy...
Imagine you’re out for a walk on a lovely day, with not a care in the world. The birds are singing, and the sun is shining. Actually, the sun seems brighter than usual...
A peaceful walk around a quiet pond sounds harmless. The gentle sound of water, the sight of birds floating across the surface, and the calm atmosphere can make you...
Black holes are often imagined as cosmic vacuum cleaners that swallow everything nearby, but what would really happen if you entered one even for a single nanosecond...
Hippos are among the most dangerous animals on Earth. They kill around 500 people every year across Africa, more than twice the number attributed to lions. Despite their...
Gun-related deaths and injuries occur around the world everyday. In the United States alone, there are more than 100 gun-related deaths daily. And 200 more people are...
A century of history flashes before your eyes. Not the past, but the future. And now you know how life would unfold over the next 100 years. What changes would happen to...
Jupiter dominates the outer part of the Solar System with an enormous collection of moons, and many of its largest satellites are worlds unlike anything found on Earth...
Every living thing on this planet owes its existence to a single star. Heat, light, and the raw energy that keeps ecosystems running all trace back to the Sun, and...
This is not some harmless hair. It’s volcanic glass and it could turn your life into an itchy, blistering existence. Uh oh. Looks like today’s forecast is volcanic...

