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      Earth

      12 Things About the Ocean That Are Scarier Than Outer Space

      August 26, 2025
      MSN New, Cosmos

      What If We Built a Colony on Saturn’s Moon Titan?

      5 months ago
      MSN New, Earth

      What If We Are Not the First Advanced Civilization on Earth?

      4 weeks ago
      Humanity

      What If You Brought Modern Technology to the Middle Ages?

      November 16, 2021
      Humanity

      What If America Paid Reparations to Black People for Slavery?

      February 26, 2021
      MSN New

      Earth’s Rarest Insect has Returned From the Dead

      For more than four decades, scientists believed it was gone forever. No sightings. No evidence. No surviving populations. An entire species appeared to have vanished...

      Humanity

      What If You Were Trapped in a Grocery Store for the Rest of Your Life?

      Under extreme circumstances, humans can often pull together to overcome great odds. But when confined in a tight space with each other, well, we may not be at our finest...

      HTS MSN

      Death Diving Is Exactly as Dangerous as It Sounds, and This Is How to Survive It

      You’ve tried Chess boxing, Kabbadi, and cheese rolling. And now your pursuit for crazy sports has brought you to Death Diving. Now, you’re 10 m (33 ft) high...

      MSN New, Earth

      Human Sized Bats Could Weigh 295 kg, and Their Hunger Would Reshape the World

      Bats already creep a lot of people out, so imagine how scared they’d be if there were giant ones roaming around. And keep in mind that bats usually live together...

      MSN New, Humanity

      What Would Happen If Humans Had a Mating Season?

      December is a very special month in many countries around the world. No, not because of Christmas. Because it’s baby-making month. Studies show December may have the...

      MSN New, Cosmos

      What If You Climbed the Highest Mountain in the Solar System?

      Climbing the world’s tallest mountains is a daring adventure. But you’re about to make an epic extraterrestrial trek on the biggest mountain in the entire Solar...

      HTS MSN

      The Sea World Tragedy: Dawn Brancheau’s Terrifying Last Performance

      On February 24th, 2010, SeaWorld Orlando hosted another “Dine with Shamu” performance, where guests ate lunch while watching trainers interact closely with orcas. Among...

      Time Square submerged
      Earth

      This is What Our Cities Look Like in a World Without Ice

      What if climate change was taken to the absolute extreme and the entire planet’s ice melted?

      MSN New, Humanity

      Scientists Opened a Portal to Another Universe, and Everything Could Change in Seconds

      For all the discoveries humanity has made about the cosmos, we still know remarkably little about what lies beyond the part of reality we can observe. Some theories in...

      Humanity

      What Happens When the Queen Dies?

      Breaking news. Flags are flying at half-staff. The world mourns the death of a beloved monarch. Queen Elizabeth II has passed peacefully in her Balmoral Castle in...

      HTS MSN

      People Have Survived Months Adrift at Sea, but Staying Alive Comes Down to Five Things

      Imagine waking up in the middle of the ocean with no land in sight. The sun is burning your skin, your lips are dry, and every wave reminds you how small and helpless...

      MSN New, Earth

      Earth Orbits Betelgeuse, and Our Planet Would Never Be the Same

      The reason why we’re able to see Betelgeuse so clearly from 640 light years away is because it’s massive. In fact, it’s 12–20 times more massive than...

      MSN New, Earth

      If Earth Tilted on Its Side, Life Would Get Strange Fast

      During Earth’s early days, a gargantuan collision left our planet spinning at an angle. That slight incline allowed life as you know it to flourish. But what if this...

      HTS MSN

      He Fought a Mountain Lion for 10 Minutes, and Somehow Won

      For most runners, a mountain trail is a place to challenge yourself, escape the noise of everyday life and enjoy the scenery. But even familiar outdoor environments can...

      HTS MSN

      Doctors Gave Up on Her, Then She Beat Rabies Against All Odds

      Rabies is one of the most terrifying diseases on Earth. A single bite from an infected animal can begin a deadly race against time. Once the virus reaches the brain...

      HTS MSN

      How to Survive the Top 5 Deadliest Primates

      Primates are one of the most diverse groups of mammals with more than 500 species, including humans. In proportion to their body weights, primates have the largest...

      MSN New

      Why Humans Will Never Set Foot on Saturn

      If a human could somehow approach Saturn, the experience would be unlike anything in our Solar System. From a distance, the planet looks calm and elegant, wrapped in its...

      MSN New

      What Would a Supervolcano Do to the United States?

      Deep beneath the United States lies one of the most powerful volcanic systems on Earth. Yellowstone is not a typical volcano sitting on a mountain peak. It is a...

      MSN New, Earth

      Aliens Could Be Living 11 km Beneath the Ocean, and We Wouldn’t Even Know

      There’s a reason why the idea of aliens living at the bottom of the sea keeps popping up in popular culture. Many of us are far more afraid of what lies down there than...

      Science

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

      With every rocket we launch into the Earth’s orbit, we’re trapping ourselves on our own planet. Wait, how could sending rockets into space put an end to...

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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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