A scorching hot never-ending day on one side and a permanent frozen night on the other. This is what our planet would be like if it was tidally locked to the Sun. How...
The world has ended. The sky has fallen. Doomsday has come and gone. So now what? Let’s start rebuilding civilization, of course. How would you begin to come back from...
Body-crushing pressure. Toxic atmospheres. Unbearable temperatures. That’s what would be in store if you visited other planets in our Solar System. But what other...
What if all the Earth’s land became ocean, and all the oceans became land? And what if our mountains turned into deep trenches, while the trenches grew to the...
I hope you’ve packed some ice skates for your next trip out to sea because the oceans have completely frozen over. What conditions could cause this massive...
What if you found out that you had a long-lost relative? And what if that long-lost relative was from a different planet in our galaxy? And what if this faraway planet...
What if there are other universes, just like ours? With an infinite number of Earths? With uncountable versions of you? And what if we don’t have to look too far...
A dark, mysterious object has appeared at the outer edges of our Solar System. It looks like the remnants of a dying star. But it behaves like a black hole. Your mission...
What would really happen if you went into space without a suit?
From a bad hair day to a tragic natural disaster, wind can be extremely disruptive. Wind can be a formidable foe. But what if this powerful force just didn’t exist...
Everyone loves Shower Thoughts. It’s the most successful format on this channel. There’s an entire subreddit dedicated to Shower Thoughts, and thousands of TikToks...
Humans have explored the Moon, Mars, and of course, Earth. But what do we know about Jupiter? For the most part, this gas giant is a mystery. So what would happen if you...
What if Earth’s orbit ventured as far from the Sun as Pluto, and got as close to it as Venus? Would the Sun burn the planet to a crisp at the closest...
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...
It’s been over 200 million years since South America broke off Africa into its own continent. But now it’s behaving very strangely. It’s taking on water and going down...
410 kilometers (254 miles) above the Earth. That’s where the International Space Station floats. What if you happened to be all the way up here but suddenly fell...
Are you tired of cramped city-living? Then anti-gravity might be for you! Do you want to soar effortlessly over traffic jams, while the drivers below you lose their...
If you’re watching this right now, you’ve probably used antibiotics at some point in your life. But did you really need to? The Centers for Disease...
Make room, earthling. We’re moving the other planets in our Solar System into our planetary neck of the woods. Would all the planets fit into this Goldilocks zone? What...
Ashes and smoke cover the sky. Your hometown is sieged by massive wildfires. You rush to escape. Unaware that behind you, the wind and the heat have created a monster. A...
