xkcd's What If?

xkcd's What If?

xkcd's What If?

xkcd's What If?

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What if everything was antimatter EXCEPT Earth?

What if everything was antimatter EXCEPT Earth?xkcd's What If?Video · 7 days ago

What if you funneled the Niagara Falls through a straw?

What if you funneled the Niagara Falls through a straw?xkcd's What If?Video · 2 weeks ago

What if you had literally had all of the world's money?

What if you had literally had all of the world's money?xkcd's What If?Video · 3 weeks ago

What if you dropped a bowling ball in the Mariana Trench?

What if you dropped a bowling ball in the Mariana Trench?xkcd's What If?Video · 4 weeks ago

What would the world's largest cities be like if the land masses were rotated by 90 degrees?

What would the world's largest cities be like if the land masses were rotated by 90 degrees?xkcd's What If?Video · 1 month ago

What would your country be like if the land masses were rotated by 90°?

What would your country be like if the land masses were rotated by 90°?xkcd's What If?Video · 1 month ago

Could you power a house with the radioactivity from bananas?

Could you power a house with the radioactivity from bananas?xkcd's What If?Video · 2 months ago

What would Earth's climate be like if the land masses were rotated by 90°?

What would Earth's climate be like if the land masses were rotated by 90°?xkcd's What If?Video · 2 months ago

What would happen in Minnesota if the world rotated by 90 degrees?

What would happen in Minnesota if the world rotated by 90 degrees?xkcd's What If?Video · 2 months ago

Why is the sky blue?

Why is the sky blue?xkcd's What If?Short · 2 months ago

What would happen if the Sun went dark?

What would happen if the Sun went dark?xkcd's What If?Video · 3 months ago

What if you kept digging downward?

What if you kept digging downward?xkcd's What If?Video · 3 months ago

Which path would the three wise men have walked?

Which path would the three wise men have walked?xkcd's What If?Video · 3 months ago

Where would the three wise men go if they followed a planet?

Where would the three wise men go if they followed a planet?xkcd's What If?Short · 3 months ago

What if you floated upwards 1 ft every second?

What if you floated upwards 1 ft every second?xkcd's What If?Video · 4 months ago

How many elevators would you need in a billion-story building?

How many elevators would you need in a billion-story building?xkcd's What If?Video · 4 months ago

What if we built a billion-story building?

What if we built a billion-story building?xkcd's What If?Video · 4 months ago

What if you made a jetpack using rifles?

What if you made a jetpack using rifles?xkcd's What If?Video · 4 months ago