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      Science

      What If All Humans Suddenly Disappeared From The Earth?

      June 7, 2018
      Earth

      What If Megalodon Sharks Never Went Extinct?

      November 16, 2019
      Cosmos

      What If a Dark Hydrogen Iceberg Fell to Earth?

      December 14, 2021
      Cosmos

      What If Jupiter and Saturn Collided?

      September 19, 2021
      Earth

      What If a Hypercane Formed in the Atlantic Ocean Tomorrow?

      June 23, 2021
      MSN New, Earth

      The Mountains Fall… And the Planet Changes in Hours

      Mountains can seem eternal, but they are constantly changing. They rise through geological forces, slowly erode, and eventually become part of the landscape around them...

      MSN New, Earth

      How 134 Men Vanished While Searching for the Northwest Passage

      In May 1845, Sir John Franklin and 134 men left England on one of the most ambitious Arctic expeditions of the 19th century. Their goal was to navigate the Northwest...

      MSN New, Earth

      Tasmanian Devil Babies Were Found in Australia for the First Time in 3,000 Years

      These feisty marsupials are making an unexpected comeback in one of the most remarkable wildlife developments in recent history. But why are they called Tasmanian devils...

      MSN New, Earth

      A Black Hole Is Heading Straight for Earth at Unimaginable Speed, and Nothing Can Stop It

      Something is coming toward Earth, and every weapon humanity possesses would make it stronger. That is not an exaggeration or a figure of speech. It is the literal...

      HTS MSN

      A 500 Pound Circus Bear Attacked Her Trainer Mid Performance

      In August 2024, 48 year old Sergei Prichinich was entertaining a crowd in Russia while he guided Donut, a nearly 500 lb (227 kg) brown bear, around a cage on a...

      HTS MSN

      A Monkey Gang Injured 58 People, and One Baby Was Nearly Kidnapped

      Your phone’s home security app just alerted you of trouble. You rush to check the surveillance footage hoping to catch the thieves. Instead, you see a pack of...

      MSN New, Earth

      They Found Proof That Camels Once Lived in North America Millions of Years Ago

      When most people picture a camel, they imagine endless deserts, hot temperatures, and dry landscapes. These animals are famous for surviving some of the harshest...

      MSN New, Earth

      6 Strange Shapes Earth Could Take

       

      MSN New, Cosmos

      Callisto Is the Safest Bet, and It Is Frozen Enough to Kill Most Materials in Seconds

      Out of all the moons circling Jupiter, one stands out as the most realistic place for humans to build a base. It is called Callisto, and calling it the safest option...

      Science

      What If Our Sun Were to Die?

      Are you ready for the sun to die?

      MSN New, Earth

      See How the World Would Change if This Giant Pterosaur Survived

      When was the last time a bird pooped on you? Apparently, you have a better chance of winning the lottery than you do of getting pooped on by a bird, which is why some...

      Cosmos, MSN New

      What If a Nuclear Reactor Built by the U.S. Detonated on the Moon?

      Imagine looking up at the moon and seeing space dust floating around it. Maybe broken-off parts of the moon are raining down on Earth. You’d wonder what happened;...

      HTS MSN

      Why He Didn’t Survive The World’s Deepest Cave

      Deep beneath the mountains near the Black Sea lies Veryovkina Cave, the deepest known cave on Earth. The cave is filled with narrow tunnels, underground rivers, freezing...

      MSN New

      This is the Deadliest Little Hunter You’ll Meet in Africa

      Deep within the grasslands and dry regions of southern Africa lives a tiny predator that has earned a fearsome reputation among wildlife experts. At first glance, the...

      MSN New, Earth

      10 Things About Area 51 the Public Was Never Meant to Know

      For decades, Area 51 has been surrounded by mystery. Hidden deep within the Nevada desert, the highly secretive military facility has fueled countless stories about...

      MSN New, Cosmos

      Earth Entered a Nebula, and You Probably Wouldn’t See Anything

      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...

      MSN New, Earth

      What Really Happens If You Drain the Mediterranean Sea?

      Imagine the Mediterranean Sea slowly disappearing. Ancient shipwrecks would emerge from the seafloor, islands would become mountains, and Europe and Africa would...

      MSN New, Earth

      What Were Dogs Before They Were “Man’s Best Friend?”

      The origin of “man’s best friend” isn’t entirely clear. Scientists agree that dogs evolved from wolves, but we don’t know exactly how or...

      MSN New, Humanity

      He Entered No Man’s Land Alone, and Came Back a Hero Without a Single Injury

      The First World War began on July 28, 1914, when Austria Hungary declared war on Serbia, triggering a rapid chain reaction across Europe. Within days, the conflict...

      MSN New, Earth

      An Earth Full of Solar Roofs – Utopia or Reality?

      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...

      Previous 1 … 19 20 21 22 23 … 122 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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