what if
What If It Rained Volcanic Glass? #Shorts

Watch the full episode here: https://youtu.be/pZEB5bnMSJI It’s raining glass? Yes, volcanic glass is falling from the sky. What is causing this volcano glass rainfall? Volcanic glass particles are thin strands of glass fiber that form during volcanic eruptions. They are known as Pele’s hair, ...

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What If You Lived on Uranus? #Shorts

Watch the full episode here: https://youtu.be/u4N45v8f7cY Freezing cold, dark and with an atmosphere that smells like farts and rotten eggs? Uranus doesn’t sound like somewhere you’d want to call home. But let’s say you did want to move to Uranus. What kind of home settlement would you need to ...

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Scary UFO Sightings Confirmed To Be Real

Scary UFO Sightings Confirmed To Be Real Subscribe To Life's Biggest Questions: http://bit.ly/2evqECe Most Recent Uploads: https://www.youtube.com/watch?v=51oIh6aB87E&list=UUb6IaF9LX5KlUXQqHFq2xbg The Pentagon UFO videos are selected visual recordings of displays from United States Navy ...

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What If We Nuked the Mariana Trench? #Shorts

Watch the full episode here: https://youtu.be/M99LbLkJL54 KaBOOM! What was that explosion? It was the Mariana Trench going up in a huge bomb blast! You brought your biggest nuke, similar to the Tsar Bomba, down 11 km (7 mi) to Challenger Deep, the deepest point of the Mariana Trench. Despite ...

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What If a Gamma-Ray Burst Hit a Black Hole? #Shorts

Watch the full episode here: https://youtu.be/i93SKYp7HBs It’s the most energetic light source in the Universe against a massive gravitational monster. Could this cosmic showdown reverse the flow of time? Pitting a black hole against a gamma-ray could spell some serious danger for our ...

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How to Survive an Alien Invasion #Shorts

Let's imagine that SETI , the Search for Extraterrestrial Intelligence, receives a signal from aliens approaching Earth. World leaders would be notified and quickly gather together the best and brightest scientists. Questions or concerns? Contact us at https://underknown.com/contact/ Produced ...

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