This is the Universe. And this little dot here is the Earth. And this is a Big Bounce coming up, and it’s about to squash our planet. Yikes. How long would we have...
It sounds impossible today, but in the 1930s, a Nazi movement existed inside the United States. While Nazi Germany was rising in Europe, American supporters of Adolf...
An exoplanet is a planet outside our Solar System. As of March 2020, we’ve discovered over 4000 different ones. So, it sounds like we have some options for our...
A peaceful walk through the forest can turn into a dangerous encounter in seconds. You are hiking with your dog when suddenly it stops, starts barking, and focuses on...
Let me take you on a wild ride to the very edges of our Universe. But it won’t be as simple as traveling through space. Because the edges that we’re talking...
These silent predators can be found in nearly every corner of the planet, from dense forests and open fields to underground burrows and even the darkest spaces near...
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...
Is alien life really out there? For decades, humanity has looked at the night sky and asked the same question. Now, according to scientists, we may be closer than ever...
What a perfect day for kayaking out on the open sea. Wait a second, why is the water suddenly spinning? Is that a whirlpool? How do people actually get pulled into...
This bug can survive anything, except maybe the bottom of your shoe. But what would happen if we squished every cockroach on Earth? How would this affect the food chain...
For most of human history, living to old age was a rare achievement. Just over a century ago, the average life expectancy in the United States was only around 50 years...
Billions of years in the future, the Sun will begin to die. And this is what our planet would look like. But what if we turn things up a notch or two right now...
You’ve done this more than a dozen times. The tallest mountain in the world is your workplace, and you know it like the palm of your hand. Unfortunately, your companions...
Scroll down to watch our video. It can instantly cause severe burns on your skin. It can even dissolve things like limestone and concrete. This is battery acid. Now...
Imagine this a black hole, one of the universe’s most extreme objects, is hurtling straight toward Earth. Rather than waiting to be swallowed, humanity decides to fight...
Sharks are the oceans’ primary predators. Eating every fish in their path. But what if you ended up in a pool full of them, and you were the prey? What would...
Has the weather ever ruined your plans? What if I told you I had an idea to stop hurricanes from wrecking your day? And that it involves liquid nitrogen. How exactly...
We’ve talked about settling on the Moon, Mars and even Venus. But how about somewhere that’s cold, dark and smells like farts? Uranus. What would conditions be like on...
Since its discovery in 1610 by Galileo, the rings of Saturn have enchanted us for centuries. Remarkably, we’ve visited Saturn before. Stunning photographs taken...
Every 75 years, a ball of fire streaks across the sky. But that’s no fireball. It’s Halley’s Comet. And you’re about to hitch a ride on it. Get...
