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...
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...
Sea levels have gone up 20cm (8″) since 1850, but it was unevenly distributed around the globe. That’s roughly half the height of a bowling pin, 3.5 times the size...
What would really happen if you went into space without a suit?
The last time the world witnessed a total solar eclipse was in 2017, and its presence delighted enthusiastic sky watchers. But what if, instead of a rare phenomena, a...
You’re in the deepest part of our oceans. The Mariana Trench. Suddenly, your sub experiences an earthquake. And when you look outside, you see the terrifying...
As our population grows, we’re going to need a lot more farms to feed the planet. Yet, in a lot of places, farming is almost impossible. And much of the land we...
Coastal cities across the globe are planning how they will keep the sea away as it rises. One solution? Just move the city. How much would it cost? How do you lift a...
Imagine looking up at the moon and seeing space dust floating around it. Maybe broken-off parts of the moon are raining down on Earth. You’d wonder what happened;...
The Earth is under attack! And rather than just completely obliterating us, our attackers have decided to simply cut our planet in half. Is this an act of mercy, or the...
Would you spend a night at the top of the first tower to space? At 100 km above sea level, it would be the highest structure that humans have ever built. This tower...
Donald Trump called the Pope “weak on crime” and “terrible for foreign policy.” The Pope’s response? He has “no fear of the White House...
Right now, there are 1,500 active volcanoes on Earth. Just one of those volcanoes could do catastrophic damage. But at midnight tonight, every volcano on the planet is...
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...
In some of the wealthiest corners of the world, the very rich are putting their money towards building underground bunkers to survive the apocalypse. These subterranean...
Some of the planets in our Solar System are gigantic. But what if they got even bigger? Let’s go up the planetary size chart and see what kind of chaos doubling the size...
They’re in your yard, on your walls, in your attic, and there’s probably one near you right now. The thought of these creepy crawlers might make you want to go on an...
[dx_custom_adunit mobile_id=”RTK_v1lP”] What if your reality was nothing more than a complex computer simulation? And if you were just a program on someone...
Are all of your memories real? Did everything happen the way you remember it? What if somebody filled your brain with memories that aren’t yours? Would you be able...
A huge gas giant suddenly appears in the sky. You look up in wonder. It’s beautiful. The second Saturn replaces our Moon in its orbit, Earth would just as suddenly...
