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      What If Show
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      Science

      What If a Magnetar Entered Our Solar System?

      June 20, 2019
      Body

      What If Your Skin Were Bullet-Proof?

      November 30, 2020
      Earth

      What If the Megalodon Shark Never Went Extinct?

      September 16, 2022
      Cosmos

      What If a Magnetar Collided With a Black Hole?

      February 7, 2020
      Body

      What Happens If You Drink 1,000 Red Bulls in a Month?

      October 19, 2020
      Cosmos

      What If a Blazar Entered Our Solar System?

      We’ve thrown a lot of disasters at Earth over the years: from asteroids and aliens, to the Sun’s death. But hey, the Universe is a dangerous place, and we’re not...

      MSN New, Cosmos

      What If We Destroyed a Black Hole?

      Imagine a black hole heading straight for Earth. We could wait for it to swallow our planet, or we could try to destroy it before it’s too late. We’d throw...

      Humanity

      What If There Were No More Cats?

      Scroll down to watch our video. Where would I be without you, Mr. Mittens? It’s not a meme; it’s a fact: We can’t live without cats. Do you know why...

      MSN New, Humanity

      Seeing in Infrared Would Change the Human World in Ways We Never Expected

      Imagine a world where we didn’t need any lights, where we could detect diseases just by looking at someone, and literally see right through people’s...

      HTS MSN

      She Fed Wild Bears for Years, Then a 180 kg Bear Dragged Her From Her Porch

      The peaceful mountains of Ouray County, Colorado, were home to Donna Munson, a 74 year old widow who had spent years developing an unusual relationship with the local...

      HTS MSN

      The Webcam Was Still Recording When the Volcano Erupted, and 22 Never Came Home

      December 9, 2019. Whakaari, better known as White Island, sits about 48 kilometers off the coast of New Zealand’s North Island, steaming quietly the way it has for...

      MSN New, Humanity

      Human Cells Inside Animal Embryos: Welcome to the Future of Organ Transplants

      For decades, the idea of growing human tissue inside another species sounded like something that belonged in a science fiction movie. Today, laboratories are exploring a...

      MSN New, Cosmos

      Discover the Newly Found Planet Scientists Believe Could Support Alien Life

      Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant exoplanet located about 124 light years away...

      MSN New, Earth

      Columbus Never Reached America, and North America Became a Continent of Nations

      Imagine a world where the United States never existed as a single nation. Instead of one country stretching from the Atlantic to the Pacific, North America is divided...

      MSN New, Humanity

      The Day Everyone Stopped Eating Meat, the World Would Change Forever

      What if one day everyone on Earth pulled their forks away from their steaks and turned vegan? Either for the sake of a healthier lifestyle, to alleviate animal...

      HTS MSN

      This Stingray Can Weigh 590 kg, but Its Venom Is Far More Dangerous

      The spines on their tail are sharp enough to pierce through a wooden boat. Their venom can kill human cells and tissues. And as it enters your body, you’ll experience...

      MSN New, Cosmos

      NASA Turned the Planets Into Sound, and One of Them Screams Like a Robot in Agony

      In space, no one can hear you scream. But just because sound can’t travel in the vacuum of space doesn’t mean that the planets and our Sun don’t make noise. What would...

      HTS MSN

      Survival Guide to the Amazon’s Deadliest Animals

      There is a reason people say you should never travel alone in the Amazon rainforest. As you go deeper into the jungle, the feeling of being watched becomes impossible to...

      MSN New, Humanity

      What Happens When We Discover That Aliens Are Already Here?

      For centuries, humanity has looked toward the stars searching for signs of intelligent life. But what if the biggest discovery in human history is not finding aliens...

      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...

      Cosmos

      What If a Spoonful of Neutron Star Appeared on Earth?

      This is the Sun. And this is a neutron star. But don’t let its size fool you. Neutron stars are massive gravitational monsters, and orbiting one wouldn’t end...

      Cosmos, Science

      What If We Discovered Alien Life?

      Would this be good or bad news?

      Earth, Science

      What If the World Lost Oxygen for Five Seconds?

      Our lungs might be fine in that short a time frame, but the rest of the planet? Not so much.

      MSN New, Cosmos

      Four Worlds Around Jupiter Could Become Humanity’s Strangest Homes

      Jupiter dominates the outer part of the Solar System with an enormous collection of moons, and many of its largest satellites are worlds unlike anything found on Earth...

      MSN New, Earth

      What If You Lived in the Cambrian Period?

      Imagine being transported 500 million years into Earth’s past, landing in a world that feels both alien and dangerously unfamiliar. You have just arrived in the Cambrian...

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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.

      Popular What Ifs

      What If You Were Caught in a Riptide?

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