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      Cosmos

      What If You Visited Earth’s Next Space Station?

      April 25, 2022
      MSN New, Cosmos

      You Could Fit 763 Earths Inside Saturn, but the Numbers Get Even Wilder

      2 weeks ago
      Earth

      What If Earth’s Atmosphere Became Super-heated to 1,000 Degrees for 5 Seconds?

      March 10, 2021
      Earth

      What If Our Oceans Froze?

      August 25, 2021
      Cosmos

      7 Mind Blowing Ways to Fight a Black Hole Heading Toward Earth

      August 20, 2025
      Cosmos, MSN New

      What If You Watched a Sunset on Every Planet?

      The Universe is packed with worlds where sunsets don’t just fade into night, they bend the rules of physics. From double sunsets to glowing ice and strobing pulsars...

      MSN New, Earth

      A Single Needle at the Speed of Light Would Hit Harder Than 100 Nuclear Bombs

      Picture a sewing needle. Small enough to lose in the carpet, light enough that you barely feel it resting in your hand, and completely harmless in every ordinary sense...

      MSN New, Humanity

      What If the Allies Lost WWII?

      World War II changed the course of human history, shaping the borders, governments and technologies that define the modern world. But what if the outcome had been...

      MSN New

      8 Ways the Megalodon Would Have Evolved If It Never Went Extinct

      Twenty million years ago, the oceans were dominated by one of the most formidable predators in Earth’s history: the Megalodon. This massive shark, the largest ever known...

      HTS MSN

      The Blue Flash Was the First Warning, and Within Days His Body Began Losing the Ability to Heal

      The accident began with a flash of blue light. For Hisashi Ouchi, a 35 year old worker at a nuclear fuel processing facility in Tokaimura, Japan, that brief glow marked...

      MSN New

      The Ultimate Mimic in the Animal Kingdom

      In the dense forests of Australia lives one of the most extraordinary sound imitators in the animal kingdom, a bird capable of copying almost any noise it hears with...

      Science

      What If Earth’s Oceans Evaporated?

        What if all the oceans disappeared from the Earth’s surface? What would a world with no high seas look like? What would happen to all the creatures that...

      Cosmos, MSN New

      What Happens If You Drill Through the Moon?

      The Moon’s surface is made up of long-dead volcanoes and impact craters from asteroids. But have you ever wondered what might be inside it? We could find out one...

      Earth, MSN New

      Imagine the Woolly Rhino Never Went Extinct

      What if you walked into your favorite fast food place, and instead of chicken and beef burgers, they only had Woolly Rhinoceros on the menu? Well, it might not sound...

      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...

      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...

      HTS MSN

      Dolphins Aren’t Always as Friendly as You Think

      Lexi Yeo thought dolphins were friendly creatures until swimming with them changed her mind forever. Out of nowhere, an aggressive bottlenose dolphin started to bite...

      HTS MSN

      How to Escape a Sand Dune Before It Buries You

      Sand dunes. These breathtaking, gigantic structures formed by tiny grains of sand are beautiful – until you’re being swallowed by one. Deserts are dangerous...

      MSN New

      What If There Were a Permanent Solar Eclipse?

      The last time the world witnessed a total solar eclipse was in 2017, and its presence delighted enthusiastic sky watchers. But what if, instead of a rare phenomena, a...

      HTS MSN

      A 7-Year-Old Girl Just Wanted to Help, Then the Dog Suddenly Attacked

      While on your usual walk you come across a dog coming towards you. The dog is scowling and its body is becoming taut. When it shows its teeth and flattens its ears, you...

      HTS MSN

      Two Tornadoes Are Closing In at Once, So Now What?

      You look outside and see something terrifying. A massive tornado is moving toward you, and you know you need to find shelter immediately. Then, just when you think...

      HTS MSN

      5 Dangerous Mistakes People Make When a Dog Attacks

      Everyone thinks they know what to do when a dog comes at them. Most of what people do instinctively is wrong. Screaming feels natural and makes it worse. Kicking feels...

      MSN New

      What If a Magnetar Entered Our Solar System?

      This is the most powerful object in the Universe. The biggest spinning magnet to ever exist. It’s the cosmic equivalent of a great white shark. But it...

      MSN New, Humanity

      The Forgotten History of the Stray Dog That Reached Space First

      When people think about the first living creature to travel into space, most imagine a human astronaut like Yuri Gagarin or perhaps a chimpanzee. But the true pioneer...

      MSN New

      Artemis II Marks Progress but Moon Settlements Remain Far From Reality

      Humanity is preparing to return to the Moon in ways not seen since the Apollo era. New missions like Artemis II represent a major step forward in space exploration, but...

      Previous 1 … 15 16 17 18 19 … 118 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.

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