Right now, only 15% of life on Earth lives in Oceans. Today, we’re gonna crank that up a notch. You, as well as all life on Earth, are moving underwater. Would we have...
December is a very special month in many countries around the world. No, not because of Christmas. Because it’s baby-making month. Studies show December may have the...
The Moon’s surface is made up of long-dead volcanoes and impact craters from asteroids. But have you ever wondered what might be inside it? We could find out one...
Have you ever been curious about Medieval life? Would you travel back in time if you could? Do you think you would enjoy it? How long would you last? After 200 years of...
Rabies is one of the deadliest diseases known to humanity. Once symptoms begin to appear, survival is extremely rare. The virus attacks the nervous system, slowly making...
With every rocket we launch into the Earth’s orbit, we’re trapping ourselves on our own planet. Wait, how could sending rockets into space put an end to...
Rise. and. shine! Get up and seize the day! You can do anything under the sun…when the sun powers everything. Your phone, your home, and all that’s in...
It’s been 30 days since Uranus first appeared in the sky. At first, it looked like our Moon had found itself a stellar partner. But then, we understood something...
How cool would it be to see a real life T-Rex? If only that one fatal asteroid never hit Earth.
Just north of the Martian equator lies a 45 km (28 mi) wide impact crater that scientists believe may have been the site of an ancient lake. Here at Jezero Crater...
Imagine a world of endless possibilities. A world where every decision you make splits reality in half. And then the next decision splits it into another half. And then...
Scroll down to watch the video. Long after the invention of airplanes, we still dream of being able to fly on our own. But without wings, our options are kind of limited...
Do you ever feel like you’re being watched? Not by a creepy stalker, but by aliens. Yup, it might be happening. Just like we watch animals at the zoo, aliens may...
They are massive, and extremely dense. They rip apart anything and everything that gets close to them. Their gravity is so strong that even light can’t escape. We...
Today on What If, we’re going to build the highest bridge on planet Earth. Welcome to the Qinghai-Tibet Plateau, the “Roof of the World.”It’s home to the world’s...
Black holes are the gravitational monsters of the Universe. They are so powerful that nothing, even light, can escape their grasp. One black hole is bad enough. But if...
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...
Betelgeuse is one of the closest stars to Earth, at a distance of only 650 light-years away. This makes Betelgeuse a fan-favorite with professional and amateur...
What if, someday, we decided that the usefulness of our planet had run its course, and humans needed to scour space to find somewhere new to live? But instead of...
A volcano is one of the most unforgiving natural phenomenons on Earth. If you were to fall into its magma-filled center, your body would quickly bubble up, and disappear...
