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      Cosmos

      What If We Built Cities on the Moon?

      June 22, 2020
      Cosmos

      What If the Sun Swallowed Earth?

      December 16, 2020
      MSN, Science

      What If The Neanderthals Had Not Gone Extinct?

      April 17, 2019
      Earth, MSN

      7 Ways Earth Was Completely Different 2 Billion Years Ago

      August 14, 2025
      Earth

      What If Tardigrades Were the Size of Humans?

      December 5, 2020
      MSN New, Humanity

      Why No Country Would Ever Actually Win World War III

      Whenever people imagine World War III, the question is always the same: who would win? The United States, Russia, or China are usually seen as the three most powerful...

      Cosmos, MSN New

      Imagine Building a City on Mars From Scratch

      The next step in space exploration isn’t generations away. It’s happening right now. And our destination? That mysterious, desolate world next door, Mars...

      Earth

      What If We Filled Our Oceans Up With Lava?

      How long would something like this take? Why would this change the weather? And how hot would Earth get? If you think something like this is impossible because we...

      MSN New, Earth

      5 of the Most Dangerous Hikes in the World

      Mount Hua, China This hike leads to the South Peak of Huashan, one of the Five Great Mountains of China. Its summit stands at about 2,155 m (7,100 ft), and the infamous...

      Earth, MSN New

      5 Tips How to Survive as a Pyramid Builder in Ancient Egypt

      Swipe down for full video story! The construction of the pyramids of Giza required immense labor and coordination. For those involved, daily work was physically...

      MSN New, Health

      World Health Day: What If All of the Bacteria Became Antibiotic Resistant?

      The Centers for Disease Control claims that 1 in 3 antibiotic prescriptions are unnecessary. Unnecessary antibiotics cause the body to build up a resistance to those...

      Cosmos, Earth, MSN New

      What If the Moon Never Existed?

      The moon has been our friendly neighbour in the sky for billions of years. It has guided us home, kept us on time, protected us, propelled us into space and has even...

      Earth

      What If it Rained Every Day for a Year?

      Flooding, devastation, and disease. What could all these awful things have in common? Rain. And lots of it. We’re not talking April showers here. So, imagine a...

      Cosmos, Earth

      6 Extreme Stars That Would Replace Our Sun and Destroy Life on Earth

      Imagine waking up one morning to find our Sun replaced by a cosmic powerhouse far stranger than anything we have seen. From giants that could swallow planets whole to...

      MSN Gallery

      The Most Powerful Tornadoes Compared

      Tornadoes are among the most destructive forces on Earth, capable of reshaping entire landscapes in minutes. While some are narrow and short lived, others expand into...

      MSN New, Earth

      A Dinosaur Tail Survived 99 Million Years in Amber, and Scientists Were Shocked

      When most people imagine dinosaurs, they picture giant reptiles covered in thick scales, with rough skin similar to modern lizards or crocodiles. But an extraordinary...

      HTS MSN

      She Rolled Down Her Safari Window for a Photo, Seconds Later a Lion Attacked

      How fast can a lion kill you? In the right circumstances, it can happen frighteningly quickly. Lions can reach speeds of around 50 mph, leap more than 30 feet, and...

      MSN New, Earth

      The 5 Hunters Evolution Should Have Never Created

      Evolution does not have a conscience. It does not ask whether something should exist. It only asks whether it works. And sometimes, what works is horrifying. Over...

      HTS MSN

      Never Put Water on a Grease Fire, Do This Instead

      You wanted perfectly crispy bacon. Instead, the pan suddenly bursts into flames. Your first instinct might be to grab a glass of water, but that could turn a small...

      Cosmos, MSN

      5 Things You Need to Know If You Fell Into Neptune

      Neptune is big, it’s blue, and it is a planet that can tear you apart if you happen to drop into one of its massive, Earth-sized storms. While it might look calm and...

      Technology

      What If Hackers Hijacked Every Satellite?

      There are more than 2,000 satellites orbiting Earth right now. And there are about to be a lot more. But what does this mean? Endless entertainment. Non-stop...

      Cosmos

      What If Every Black Hole Suddenly Exploded?

      Welcome to the void.Black holes remain the most mysterious and destructive force in our Universe. And when one explodes, the devastation permanently changes the...

      HTS MSN

      The 5-Step Survival Plan for the War Everyone’s Afraid Of

      Our world can change in a matter of minutes. One moment, you are living your normal daily life, and the next, you hear a powerful explosion in the distance. The ground...

      HTS MSN

      He Built a Clever Alarm So He’d Never Oversleep, Then One Christmas It Killed Him

      In the mid 1880s, a hardworking lamplighter in New York came up with an unusual solution to a problem that could have cost him his livelihood: oversleeping. Sam...

      HTS MSN

      The Frozen Nightmare: Surviving an Ice Breakthrough

      When walking across a frozen lake, appearances can be deceiving. Ice that looks solid may be dangerously thin beneath the surface. While many people follow the saying...

      Previous 1 … 15 16 17 18 19 … 117 Next

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      What If is presented by Underknown, a production company creating a variety of short-doc series that search for the underlying truth of how our world operates and how it came to be. Our shows take you to the frontiers of science and make the most complex ideas and theories entertaining and accessible.

      Popular What Ifs

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