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      Earth, MSN

      7 Ways Earth Was Completely Different 2 Billion Years Ago

      August 14, 2025
      Science

      What If We Could Breathe Underwater?

      May 25, 2018
      Cosmos

      What If a Black Hole Is Already in Our Solar System?

      October 6, 2021
      Humanity

      What If We Had To Rebuild Human Society From Scratch?

      July 18, 2022
      Science

      What If Earth Stopped Its Orbit Around The Sun?

      February 24, 2019
      MSN New, Earth

      How Much Time Would We Need to Terraform the Sahara Desert?

      Imagine standing in the middle of the Sahara Desert, surrounded by a blinding expanse of endless, sun-baked sand dunes. Now, imagine watching those barren dunes ripple...

      Science

      What If We Terraformed the Sahara Desert?

      In an effort to fight climate change, the Sahara Desert could be going green… literally. Plans are being made to terraform the entire Sahara desert; changing it...

      MSN New, Earth, Humanity

      They Burned the Planet… And You Paid the Bill

      Somewhere in your last grocery bill, your last tax payment, and your last medical expense, there is a hidden charge you never agreed to. It is the cost of cleaning up a...

      MSN New, Earth

      A Baseball at 90% the Speed of Light Would Destroy the Stadium in 70 Nanoseconds

      Baseball is often seen as a simple game of skill, strategy, and athletic ability. Fans gather at stadiums to watch pitchers throw fastballs and batters attempt to send...

      MSN New

      The Hidden Dangers Waiting Inside Chernobyl’s Exclusion Zone

      Nearly four decades after the world’s worst nuclear disaster, Chernobyl remains one of the most mysterious places on Earth. The abandoned cities, empty schools...

      HTS MSN

      Things You Should Never Do When You’re Tased

      Do you know what’s worse than being tased? Being tased without any protection at all. Without the barrier of clothing, there is nothing between your skin and a high...

      HTS MSN

      How He Survived 7 Days in the Amazon

      What started as a routine helicopter flight quickly turned into a fight for survival deep inside the Amazon rainforest. When the aircraft began to shake and lose...

      MSN New, Earth

      8 Asian Insects Are Hunting You, and Some Strike While You Sleep

      Hornets large enough to decapitate honeybees with their jaws. Centipedes that climb walls and ceilings before dropping into your living space. Bugs that wait until you...

      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...

      Earth, MSN New

      12 Things You Were Lied to About Dinosaurs

      When you think of dinosaurs, images of giant, scaly reptiles like the Tyrannosaurus Rex probably come to mind. Movies, textbooks, and popular culture have shaped our...

      MSN New

      Scientists Discovered a Mysterious Zombie Fungus That Mind Controls Insects

      What could be the most brutal way for an insect to die? Being struck out of the air by a predator? Snatched in a split second by a reptile’s tongue? Or something far...

      Cosmos, Humanity, MSN New

      Why Artemis II Doesn’t Mean Humans Can Settle on the Moon Yet

      Imagine living on the Moon. You’d have the best view of Earth, enjoy bouncing around in zero gravity and living your life as an astronaut explorer. Ah...

      HTS MSN

      Why Is Florida the Most Terrifying State in America?

      Florida is well known for its sunny beaches, theme parks, its nightlife, and the warm weather. Yet beneath the travel brochures lies a state in which hurricanes...

      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...

      Humanity, MSN New

      What If the U.S. Actually Invaded Iran?

      First of all, look at the map. Iran isn’t a country, it’s a fortress. Three times the landmass of Iraq. Four times the population. And mountains that...

      MSN New, Humanity

      Who Would Win World War III?

      First up, it’s the star-spangled nation that is no stranger to battle. It’s the United States of America! The U.S. spends so much on its military that its...

      Humanity

      What If Everyone Stopped Drinking Coffee?

      Let’s face it. We’re hooked on the stuff. Most of us can’t even start our day without a nice cup of joe. According to the International Coffee Organization, over 1...

      MSN New, Earth

      The Insane Scale of the Ocean Explained

      The ocean is so enormous that it is difficult to truly understand its scale. Covering more than 71% of Earth’s surface, it contains the vast majority of all the...

      Science

      What If Life Didn’t Originate on Earth?

      [dx_custom_adunit mobile_id=”RTK_v1lP”] All of the systems, beliefs, emotions, and experiences that we call life are taking place on a tiny rock floating...

      Cosmos, MSN New

      What If You Fell Into a Black Hole for a Nanosecond?

      Black holes are often imagined as cosmic vacuum cleaners that swallow everything nearby, but what would really happen if you entered one even for a single nanosecond...

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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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