If you got into a spaceship, and traveled long enough and fast enough, could you eventually loop back to where you started? Assuming you don’t accidentally collide...
What would happen if you flew into a wormhole? Would you ever hear back? Where would you end up? Back in time?Another galaxy? Here’s what would happen if a...
What if you could time-travel a hundred years from now. How would the planet look like? Would human beings still be in the picture? Only in the past year, our...
The universe is home to trillions of worlds, but not all planets are created equal. Some are scorching enough to melt rock, others are battered by storms of molten...
For dinner tonight, you are being treated to the tasting menu of a lifetime. The periodic table of elements. Which elements would you be able to eat? Which ones would...
Some 13.8 billion years ago, a very hot, small and dense singularity expanded into what we now call the Universe. It hasn't stopped growing since. But what if it did?
The year is 2040. You hunker down with your fellow human survivors, listening for the sound of your enemy. The cyber-bugs have taken over. How did this happen? What...
When people think of the world’s strongest animals, they often imagine elephants pulling massive loads or large predators overpowering prey. But in nature, “strength”...
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...
Cities have been named after it, economies have been built on it, wars have been fought over it, your life depends on it. Salt may be the most important, and the most...
Ever since Russia invaded Ukraine, the world has been afraid of one thing. Russia’s nukes. But what exactly would happen if Russian president Vladimir Putin...
Obviously, we can't just pack our stuff and move there today. But what if we terraformed it - reshaped it into an Earth's image?
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...
Would we all need night vision goggles? How would it affect the ocean tides? Our seasons? Or our sleep cycles? Or would the consequences be far more drastic? As the...
Volcanos, the ultimate natural force of destruction. They’re unforgiving, uncompromising and unstoppable. About 1,500 volcanoes around the world are considered to be...
For decades, relations between America and North Korea have run from tense highs to some interesting lows. But what happens when two superpowers decide that enough is...
Returning for a second term in office, President Trump promised to crack down on illegal immigration using ICE – the U.S. Immigration and Customs Enforcement...
What Earth do you live on? A round one? Flat one? Maybe your world is resting on the back of a huge cosmic turtle? What about a hollow Earth? Just a planet’s shell...
Jupiter, the largest planet in our Solar System, has enough mass to swallow millions of tons of debris. So naturally, someone has asked: Why not use Jupiter as a cosmic...
From deep oceans to hidden rainforests and underground tunnels, nature has created some of the strangest creatures ever discovered. At first glance, many of these...
