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what-if.xkcd.com

What If?

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Latest posts

Last updated about 2 years ago

Comet Ice

about 2 years ago

Could I cool down the Earth by capturing a comet and dropping...

Star Ownership

about 2 years ago

If every country's airspace extended up forever, which country would own the...

Transatlantic Car Rental

over 2 years ago

My daughter recently received her driver's permit in the US, and aspires...

Hailstones

over 2 years ago

My 4 year old son and I were wondering about soccer ball...

Hot Banana

over 2 years ago

I heard that bananas are radioactive. If they are radioactive, then they...

Earth-Moon Fire Pole

over 6 years ago

Earth-Moon Fire Pole My son (5y) asked me today: If there were...

Electrofishing for Whales

almost 8 years ago

Electrofishing for Whales I used to work on a fisheries crew where...

Electrofishing for Whales

almost 8 years ago

Electrofishing for Whales I used to work on a fisheries crew where...

Toaster vs. Freezer

almost 8 years ago

Toaster vs. Freezer Would a toaster still work in a freezer —My...

Coast-to-Coast Coasting

almost 8 years ago

Coast-to-Coast Coasting What if the entire continental US was on a decreasing...

Coast-to-Coast Coasting

almost 8 years ago

Coast-to-Coast Coasting What if the entire continental US was on a decreasing...

Peptides

about 8 years ago

Peptides What is the longest English word you can spell using the...