Search Results for xkcd what if

No More Sun

What Happens If the Sun Is Suddenly Extinguished?

April 16, 2025

What if the Earth rotated 90 degrees

The Extreme Geographical Changes That Would Take Place if the Earth Rotated 90º

April 1, 2025

What If Moon Black Hole

What Would Happen If the Earth’s Moon Transformed Into a Black Hole of Equal Mass

July 11, 2025

Pool on Moon

What Would Happen If a Pool Was Put on the Moon

December 31, 2024

What if everyone pointed a laser at the moon

What Would Happen If Everyone on Earth Pointed Lasers at the Moon

November 7, 2024

Funneling Niagara Falls Through Straw

What Would Happen If Niagara Falls Were Funneled Through a Straw

June 18, 2025

Sun for Nanosecond

What Might Happen If a Human Spent a Quick Nanosecond on the Surface of the Sun

September 4, 2024

Mole of Moles

What Would Happen If a Mole (Unit of Measurement) of Moles (Animal) Were Gathered Together All at Once

August 20, 2025

Printing Wikipedia

How Many Printers Would Be Needed to Print Out All of Wikipedia Including Every Edit

July 9, 2024

Evolution of the Sun

The Evolution of the Sun From Its Birth to Its Eventual Burn Out In Five Billion Years

April 23, 2025