The time for talk is over. Now the biggest countries on Earth are fighting for global supremacy. What would happen if the United States started World War III? Who would...
Our galaxy is full of strange worlds, but what would happen if we could bring some of them into our own Solar System? Moving exoplanets closer helps us imagine how...
So, what exactly is hot ice? Well, it’s simple. It’s made by boiling baking soda, vinegar, and a little bit of water. From that, you get sodium acetate...
Humanity’s nuclear arsenal is capable of destroying all life on Earth. Over. And over. And over. Maybe it’s time we dumped it far away. We might want to inhabit...
Watch your head. Some seriously big asteroids are crashing into Earth. What kinds of shapes and sizes do they have? Which ones would have the deadliest impact? And which...
What if everyone on the planet said "no" to their gas-powered cars right now? And not just cars - gas dryers, water heaters, gas stoves, lawn mowers... What if we...
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...
Experimenting on animals is a dark side of science and research. And most of us try not to think about the animals that experienced the horrors of testing when we buy...
Let’s make every meal, ice cream only. That’s right. For the next few months, you will eat only ice cream. Sounds delicious. Which ice cream would be best...
Ever feel like the Earth is just too small? Well, let’s make it bigger. Much, much bigger. Welcome to a new Earth that is just as big as Jupiter. In what ways would the...
Welcome to one of the most restricted countries in the world. North Korea is often described by analysts and defectors as a tightly controlled state where everyday life...
In 1981, a Soviet probe called Venera 13 touched down on Venus and kept working for just over two hours before the planet killed it. That performance still ranks among...
The Nearest Star Would Be Close Enough to Reach, but There May Be No Metal to Build With
Imagine a night sky where the nearest star is close enough to actually visit. Not 4.37 light years away like Proxima Centauri, but a short hop by cosmic standards, one...
Do you long for an elegant weapon from a more civilized age? Something less clumsy and random. As you hone your sensitivity to the Force, you may wonder. What if...
On warm summer nights, few sights are as magical as hundreds of glowing fireflies lighting up the darkness. Their tiny flashes have fascinated people for generations...
Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest exoplanets, Proxima Centauri b. What conditions...
In 1977, Richard Peto, a British epidemiologist, theorized that large-bodied animals like elephants are more likely to contract cancer because of a higher number of...
Together, the U.S., Russia, and China control nearly half of the world’s military power, dominate the global economy, and influence the most powerful international...
Take a modern human and drop them into Australia around 100,000 years ago. No claws, no armor, no venom, no speed worth mentioning. Just soft skin and a decent brain...
Don’t Miss the Full Video Story Below What if the past was not really gone forever? Creatures like the saber toothed tiger, the woolly mammoth, and the dodo bird once...

