There are some things you just can’t live without. Like gravity, oxygen, the Sun’s warmth. And we’re about to take those vital things away from you...
In the beginning, there was nothing. Well, except for you. And the Big Bang. What would the first moments of the Universe be like? What would happen over the next...
Every year, hundreds of millions of people willingly climb into machines designed to make them scream. They are lifted to terrifying heights, dropped at incredible...
In the Pacific Ocean, north of the equator, there’s a growing, “floating island” of trash that’s twice the size of Texas, and three times the...
Imagine if Earth suddenly lost an entire continent. North America wouldn’t just vanish off the face of the planet, of course. Instead, it would sink into the...
Welcome to Earth City. Yeah, you heard that right. You’re not going on a globetrotting tour to see all the planet’s major cities. You’re already there. Today, the entire...
15 Kilotons Destroyed Hiroshima, but Modern Nuclear Weapons Are 80 Times More Powerful
Once that missile launches, you can’t escape what’s coming next. But what are you facing? Four types of energy are about to be unleashed. First, a blast wave...
People have always believed all kinds of very strange things about the world. In the absence of modern science and medicine, ideas which now seem entirely bizarre could...
The reason why we’re able to see Betelgeuse so clearly from 640 light years away is because it’s massive. In fact, it’s 12–20 times more massive than...
There are 1,500 active volcanoes around the world, many of them found deep in the ocean. Yet, there are only 20 supervolcanoes on Earth. If Mount Everest were one of...
Most people think bears are the biggest danger in the wild. In places like Alaska, that assumption is wrong. Moose actually attack humans more often than any other large...
A shadow appears beneath the surface. At first it is distant, almost harmless. Then it grows closer. A triangular fin cuts through the water, moving steadily in your...
Hidden among the millions of rocks orbiting our Sun are resources worth unimaginable amounts of money. Some estimates suggest that the minerals locked inside asteroids...
Black holes usually bring to mind gigantic monsters lurking in the depths of space. They swallow stars, bend light, and contain enough gravity to trap almost anything...
Imagine diving deep beneath the ocean’s surface and coming across a perfectly crafted circular pattern etched into the seafloor. With its intricate ridges...
It’s the largest star that we’ve ever discovered: UY Scuti. And if it were to replace our Sun, it would change a lot more than just the amount of sunscreen...
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 that are...
In a matter of days, a nearby volcano will erupt, spewing debris and lava, and decimating your city. You know that fighting fire with fire usually makes things worse...
Welcome to your new landfill: a giant ball of burning gas that we call the Sun. With surface temperatures of 5500°C (9,940°F), it could obliterate any type of trash we...
First of all, look at the map. Iran isn’t a country, it’s a fortress. Three times the landmass of Iraq. Four times the population. And mountains that...

