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  • 05:28 What If We Could Open a Portal to a Parallel Universe?

    What If We Could Open a Portal to a Parallel Universe?

    136 views / 0 likes - added

    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 to find them? Maybe a mirror version of our reality is right here... Our Universe began when

  • 03:18 What If Earth Started Spinning Backwards?

    What If Earth Started Spinning Backwards?

    187 views / 0 likes - added

    Since its formation, the Earth has been revolving west to east on its axis. If one day our planet started rotating in the opposite direction, it would no longer be the Earth as we know it.In what ways would a clockwise rotation change the Earth? And why w

  • 03:45 What If You Could Ski On Mars?

    What If You Could Ski On Mars?

    115 views / 0 likes - added

    Did you know that Mars has polar ice caps just like we do here on Earth? With the right technology, they might be our water source should we ever move to the red planet. But in their current state, these caps could be a source for extreme interplanetary s

  • 04:43 What If You Were Swallowed by a Whale?

    What If You Were Swallowed by a Whale?

    179 views / 0 likes - added

    Close calls with whales happen more often than you might expect. And although the people in these videos got away relatively unscathed, there's no denying that they were just meters away from becoming a whale's lunch. But what would happen if they hadn't

  • 05:03 What If We Extinguished the Sun?

    What If We Extinguished the Sun?

    123 views / 0 likes - added

    How much water would you need to extinguish the Sun? How would we deliver such an enormous amount of water anyway? Would all that water even make it to the star?Wouldn't it evaporate before reaching the Sun's burning flares? Whatever your plan is, be care

  • 05:29 What If We Lost The Amazon Rainforest?

    What If We Lost The Amazon Rainforest?

    217 views / 1 likes - added

    How long would it take for the world's largest rainforest to burn down? If we don't do anything to stop it, we'll soon find out. The Amazon rainforest creates 20% of the Earth's oxygen. It's home to 30% of the planet's species, and it holds the secrets to

  • 04:49 What If We Moved Earth?

    What If We Moved Earth?

    194 views / 0 likes - added

    Some 5 billion years from now, the Sun will expand and become a red giant. And the Earth might be just in the way... If humans were still around then, would we leave the Earth? Or would we move it? What is the Sun's problem anyway? Like any other star, it

  • 04:20 What If We Planted a Trillion Trees

    What If We Planted a Trillion Trees

    197 views / 0 likes - added

    It's dawn, it's dark, and you don't what kind of weather is waiting for you outside your tent. It doesn't matter anyway.In rain, hail, sleet, snow, or blistering heat, you're on the front lines, shovel in hand, wearing over 20 kilos (50 pounds) of gear, b

  • 04:40 What If You Were the First Person on Mars?

    What If You Were the First Person on Mars?

    183 views / 0 likes - added

    Congratulations, you've taken the seven-month-long journey and have landed on Mars. And it turns out, you're the first person. Better start getting the human colonization prepared.Will you ever make it back to Earth? How will you gather resources for surv

  • 04:22 What If You Fell Into a Pool of Liquid Nitrogen?

    What If You Fell Into a Pool of Liquid Nitrogen?

    180 views / 0 likes - added

    What would happen if you poured liquid nitrogen all over your car? Or used it to fight a fire? Or even tried to cool down with it on a hot day?Liquid nitrogen may look like a lot of fun when you're watching people dump everyday objects into it, but it's a

  • 03:48 What If Every Dead Person Was Still Alive?

    What If Every Dead Person Was Still Alive?

    190 views / 0 likes - added

    What if you actually did see dead people? Not in a Sixth Sense kind of way, but in an 'inexplicable mass resurrection' kind of way? Not in a Walking Dead kind of way, but in a "Holy shit Grandma's back!" kind of way. While this might sound like a great op

  • 04:18 What if Earth Had Rings Like Saturn?

    What if Earth Had Rings Like Saturn?

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    Jupiter.... Uranus.... Saturn... Earth? Sadly, the Earth didn't make it onto the list of the Solar System's ringed planets. If it did, would it still be able to host life? Having planetary rings visible in the sky would look way more spectacular than just

  • 04:28 What If the Speed of Light and Sound Were Switched?

    What If the Speed of Light and Sound Were Switched?

    212 views / 0 likes - added

    Nothing can travel faster than light. But what if we switched the rules a little? Imagine a world, where the speed of light was slower. Way slower. About the speed that sound travels at. In turn, the sound in that hypothetical world would be accelerated u

  • 03:58 What If The Neanderthals Had Not Gone Extinct?

    What If The Neanderthals Had Not Gone Extinct?

    158 views / 1 likes - added

    Neanderthal DNA is 99.7% identical to our own, and researchers claim that some humans might be carrying as much as 2% of the Neanderthal genome. Making things even weirder is that scientists recently recovered a nearly complete DNA sequence from a 50,000-

  • 04:10 What If the Earth Collided With Another Planet?

    What If the Earth Collided With Another Planet?

    182 views / 1 likes - added

    Last time a stray planetoid the size of Mars smashed into Earth, it scattered our planet's young crust into space, where gravity glued those particles into what we now call the Moon.This time, it would be all hellfire and brimstone with no survivors left.

  • 04:03 What If Humans Were 5 Meters (16ft) Tall?

    What If Humans Were 5 Meters (16ft) Tall?

    216 views / 0 likes - added

    The tallest man to ever walk the Earth was 2.72 m (8'9") tall, and he quickly became an international sensation. So can you imagine what life would be like if you grew to be almost double that height?How would you navigate a world built for smaller people

  • 04:19 What If You Fell Into a Volcano?

    What If You Fell Into a Volcano?

    194 views / 2 likes - added

    If you ever find yourself falling into a volcano, there are a couple of things you should know.First off, when you reach the bottom, the magma's not going to swallow you up as it does in the movies. In fact, the odds of your body even making it to the end

  • 04:45 What If Extinct Animals Could Be Brought Back to Life?

    What If Extinct Animals Could Be Brought Back to Life?

    217 views / 0 likes - added

    What do saber-toothed tigers, woolly mammoths and the dodo all have in common? They're all extinct, and some theorize humans played a large part in this.What if we could bring them back? What if we could apologize for our wrongdoings as a species and brin

  • 03:08 What If You Could Stop Time?

    What If You Could Stop Time?

    163 views / 0 likes - added

    If you had a device designed to freeze time for everything but you, life wouldn't be anything like what you'd expect. You wouldn't catch up on sleep, or rob a bank while no one can stop you, or cheat on an exam.Instead, you'd be left blind, deaf and unabl

  • 03:24 What If Earth Was Inside of a Nebula?

    What If Earth Was Inside of a Nebula?

    151 views / 0 likes - added

    If you could teleport the Earth to any place in the Universe, what would you want to look at in the night sky?The bright explosion of a supernova? A black hole passing over your house? How about a nebula?How would this gorgeous gas cloud look from up clos

  • 04:42 What If Everyone on Earth Lived in One City?

    What If Everyone on Earth Lived in One City?

    153 views / 0 likes - added

    55% of the worlds population live in cities. By 2050, thatll be two thirds of the worlds population.So what does that mean? Can we accomodate this trend? Should we?What are the pros and cons of urban density? And how bad can it get?Transcript and sources:

  • 03:40 What If the Earth Was Hollow?

    What If the Earth Was Hollow?

    159 views / 0 likes - added

    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 levitating around absolutely nothing. How would the laws of physics work on that hollow Ear

  • 04:00 What If We Used the Full Capacity of Our Brains?

    What If We Used the Full Capacity of Our Brains?

    180 views / 0 likes - added

    Brain size relates more to proportion than it does to intelligence. Your brain is smaller than a whales because your body is smaller. However, your brain is structured in a way that enables you to survive, and succeed.But after all that, would you believe

  • 04:36 What If We Terraformed Venus?

    What If We Terraformed Venus?

    162 views / 0 likes - added

    We’ve heard about terraforming the Moon and Mars as we attempt to colonize space, but what about Venus? Could we live here one day? How different would it be from life on Earth? Believe it or not, Earth and Venus are very similar. At times, Venus is even

  • 03:38 What If the African Continent Broke Apart?

    What If the African Continent Broke Apart?

    218 views / 0 likes - added

    You've seen politics and national borders change all the time, but have you ever witnessed a continent literally breaking apart? Well, it's possible, and it's happening to Africa right now. In 2005, a 60 km long stretch of the continent cracked open over

  • 03:46 What If We Could Build a Replica of the Sun on Earth?

    What If We Could Build a Replica of the Sun on Earth?

    179 views / 0 likes - added

    Imagine what it would be like to have miniature version of our Sun right here on Earth. Would this artificial star provide us with an infinite supply of clean energy? Would we even need all the coal and nuclear power plants that give us electricity today?

  • 04:15 What If We Stopped Vaccinations?

    What If We Stopped Vaccinations?

    173 views / 0 likes - added

    You’ve heard all the scary rumors surrounding vaccines: they cause autism, they contain toxins. Even that they can give you the disease they’re trying to prevent! But do they fully grasp what that world would look like? What kind of diseases would be welc

  • 03:35 What Happens If You Eat Uranium?

    What Happens If You Eat Uranium?

    219 views / 0 likes - added

    In today's interconnected world, we're constantly barraged by conflicting information on what we should and shouldn't be eating. But if there's one thing that we can all agree should definitely not be a part of our diets, it's nuclear waste. In the movies

  • 03:32 What If We Covered the Moon With Solar Panels?

    What If We Covered the Moon With Solar Panels?

    170 views / 0 likes - added

    Not too far from Earth is a giant space rock that has silently played host to just twelve people in its entire history. What would happen if we put our cosmic satellite to work by covering it with solar panels? What would it take to build an enormous powe

  • 03:48 What If Companies Had to Pay to Pollute our Earth?

    What If Companies Had to Pay to Pollute our Earth?

    201 views / 0 likes - added

    Since 1988, 71% of all the world’s carbon emissions have been produced by just 100 companies. Their operations are largely to blame for the climate crisis we now face. A crisis that costs the world economy roughly $4.7 trillion in medical and social costs

  • 04:34 What If Humanity Became an Interstellar Species?

    What If Humanity Became an Interstellar Species?

    183 views / 0 likes - added

    What if humanity grew to be so technologically advanced that we were able to leave our Solar System and spread across interstellar space? Would we hop from one exoplanet to another, colonizing everything on our way? How could we make traveling across the

  • 03:37 What If Humans Were Immortal?

    What If Humans Were Immortal?

    201 views / 0 likes - added

    Imagine the possibilities that would come with living forever! You could spend more time with loved ones, master a variety of careers, and travel the entire world! If everyone on Earth were immortal, we’d all have a chance to recover from our mistakes, an

  • 03:12 What If the World Lost Oxygen for Five Seconds

    What If the World Lost Oxygen for Five Seconds

    290 views / 0 likes - added

    Imagine if all the Earth’s oxygen disappeared. Not forever, just for say, 5 seconds? Would we just hold our breath? What would happen to the atmosphere? What would happen to the environment? Here’s what would happen if the world lost oxygen for just 5 sec

  • 03:36 What If We’re Living in a Computer Simulation?

    What If We’re Living in a Computer Simulation?

    230 views / 0 likes - added

    What if your reality was nothing more than a complex computer simulation? And if you were just a program on someone else’s hard drive, how would you know? Who would be controlling your every move? What kind of technology could make the simulation possible

  • 03:21 What If You Were Alive 200 Million Years Ago

    What If You Were Alive 200 Million Years Ago

    299 views / 0 likes - added

    This is the world 200 million years ago. No cell phones, electricity or even other humans. Would you be able to survive in this new world? Could you get yourself a pet dinosaur? Transcript and sources: https://insh.world/science/what-if-you-were-alive-200

  • 05:20 What If All the Sea Water Becomes Fresh Water

    What If All the Sea Water Becomes Fresh Water

    292 views / 0 likes - added

    Where do you go to quench your thirst? The kitchen sink? The local bar? The mineral rich springs of Bergamo, Italy? In the 21st century, you don’t have to go that far for fresh water. But still, supply is running out. What if we didn’t have to worry about

  • 04:42 What If There Were No Limits to Organ Transplantation?

    What If There Were No Limits to Organ Transplantation?

    174 views / 0 likes - added

    How much of you are you willing to part with? Your heart and lungs? Skin and bones? Cornea? Genitalia? Why not just give away your entire body? Yes, a neurosurgeon by the name of Sergio Canavero says he’s close to achieving the world’s first successful bo

  • 04:26 What If We Dumped Our Trash into Volcanoes?

    What If We Dumped Our Trash into Volcanoes?

    208 views / 0 likes - added

    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 without a trace. So if they're so good at getting rid of things, why aren't we using

  • 04:11 What If We Built an Artificial Planet?

    What If We Built an Artificial Planet?

    181 views / 0 likes - added

    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 finding a potentially habitable Earth-like exoplanet light years away, we'd build our own art

  • 04:41 What If There Was Another Earth in Our Solar System?

    What If There Was Another Earth in Our Solar System?

    191 views / 0 likes - added

    Twin siblings, twin peaks, twin cities, twin planets... Two earths, one solar system. How would that work? Where would it have to be located? Can two planets share an orbit? Would people on another Earth be the same as us? Would we be in touch? Transcript

  • 03:56 What If a Black Hole Entered Our Solar System?

    What If a Black Hole Entered Our Solar System?

    249 views / 0 likes - added

    Eight planets, hundreds of moons, hundreds of thousands of asteroids, and billions of comets orbiting our Sun make up our Solar System. And not once has a single black hole disturbed our planetary routine. But what if it did? Would this uninvited guest sw

  • 04:00 What If a Massive Solar Storm Hit the Earth?

    What If a Massive Solar Storm Hit the Earth?

    174 views / 0 likes - added

    Bursts of solar flares from the Sun’s surface look spectacular, but they can pose a danger to us here on Earth. If one was to hit us hard enough, it would knock our entire planet into darkness. Wait, what? How can the Sun do that to us from a distance of

  • 03:39 What If Teleportation Was Possible?

    What If Teleportation Was Possible?

    156 views / 0 likes - added

    Welcome to a world of teleportation! Where you can wake up in a remote corner of the world, teleport to work in Tokyo, meet for lunch in Mexico City, and end your day by catching the opera in Rome! This idea of beaming yourself from one location to anothe


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