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      Earth

      What If All Antarctica’s Ice Suddenly Melted?

      September 9, 2025
      Science

      What If We Trashed Earth’s Orbit With Space Junk?

      February 27, 2019
      Science

      What Happens If You Don’t Shower for a Month?

      May 7, 2019
      Science

      What If Earth Orbited Betelgeuse

      February 8, 2019
      Cosmos

      What If a Quasar Entered Our Solar System?

      January 9, 2020
      Humanity

      What If North Korea Tsunami-bombed America?

      For decades, relations between America and North Korea have run from tense highs to some interesting lows. But what happens when two superpowers decide that enough is...

      Humanity, Technology

      8 Reasons Why an AI Takeover Could Be Closer Than You Think

      Artificial intelligence is no longer just a concept from science fiction. Today’s AI systems are rapidly advancing, with some already matching the intelligence of famous...

      MSN New

      What If You Encountered a Giant Squid in the Deep Ocean?

      Imagine you’re out for a blissful swim, trying to catch a glimpse of some beautiful whales. The sun is shining, the water feels refreshing, and, uh oh, something just...

      Cosmos

      What If a Supernova Exploded Close to Earth?

      As much as we love to blow stuff up here on Earth, no bombs or pyrotechnics could compare to the incredible force of nature’s biggest explosion, the supernova. As...

      MSN New, Earth, Humanity

      The Longest Anyone Has Lived Underwater Is 31 Days, and Companies Are Planning Cities

      The record for living underwater currently stands at 31 days. One month. That is the ceiling of human experience beneath the surface, and there are companies right now...

      Science

      What If the Earth Collided With Another Planet?

      About 50 billion rogue planets are roaming the Milky Way with no host star to hold on to, some of them three times bigger than the Earth. They don’t give off any...

      HTS MSN

      How Riders Actually Survive a High-Speed Motorcycle Crash

      For many years, riding a motorcycle has been glorified on television and in the movies. The rumble of a motorcycle motor makes you think of long, open roads and endless...

      MSN New, Earth

      Is There Any Proof That the Kraken Could Be Hiding in the Mariana Trench?

      For centuries, the Kraken has lived in the space between myth and fear. A massive sea monster, said to rise from the deepest oceans, capable of dragging entire ships...

      MSN New

      What Could Your Daily Life Look Like 50 Years From Today?

      The world you know today would probably feel ancient to someone living 50 years from now. Think about how much life has changed over the past few decades. Smartphones...

      MSN New, Earth

      Meet the Tallest Wild Canine With a Very Strange Secret

      The year is 2006, and police in Rotterdam, the Netherlands, receive an unusual report from the local zoo. Visitors and staff have apparently noticed the unmistakable...

      MSN New, Humanity

      What If Kim Jong-Un Went Missing?

      In 2020, when Kim Jong-Un disappeared for three weeks, the world went into full speculation mode. Was he ill? Dead? On a secret mission to binge-watch K-dramas? South...

      HTS MSN

      Why Playing Dead Would Never Actually Stop a Charging Elephant

      This safari incredible. You’ve seen lions, cheetahs, and other amazing wildlife. Your friends are going to love these photos. Suddenly, the ground starts shaking...

      MSN New, Cosmos

      What NASA’s Plans for a City on the Moon Would Actually Look Like

      The year is 2126. Looking out your window, you watch Earth hanging silently above the lunar horizon. What was once a breathtaking image seen only by astronauts has...

      MSN New, Earth

      A Bear Attack Could Kill You in Seconds, Here’s Your Chance of Survival

      A quiet walk through untouched wilderness can turn terrifying in an instant if you cross paths with one of the most powerful predators on land. Bears rank among the...

      HTS MSN

      Two Cheetahs Came After Her, and 40 Puncture Wounds Were Only the Beginning

      You’re on a locally guided safari in Nambia, Africa, home to the largest cheetah population in the world. You’re thrilled as you spot one of these endangered beasts. But...

      Humanity

      What If You Tried Flying Tied to Helium Balloons?

      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...

      HTS MSN

      The Terrifying Danger of an Electric Car That Catches Fire

      Electric cars have always seemed like the wave of the future. Countless movies have made us yearn for cars that run on batteries and can be charged from the owner’s home...

      HTS MSN

      Lost on Everest For Six Days, Sherpa Found Alive

      A Sherpa was missing for six days in Mount Everest’s death zone. He survived on discarded food left behind by previous climbers as he slowly crawled his way back to base...

      MSN New, Cosmos

      25 Kilometers Straight Up Inside the Daring Trek to Mars’ Highest Peak

      Everest is 8.8 km tall and thousands of people have stood on top of it. Olympus Mons is 25 km tall, and nobody has been anywhere near it. Its base covers roughly the...

      Earth

      What If the Megalodon Shark Never Went Extinct?

      An ancient creature is lurking in the ocean. It’s double the size of a T.rex. Its gigantic jaws could crush a car. And now, it’s on the hunt for you...

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      Popular What Ifs

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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.

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