Messages from your brain travel along your nerves at up to 200 miles an hour.
The first bubble gum, made in 1906, was called Blibber-Blubber.
If you traveled at the speed of light, you could reach Pluto in just four hours.
Dolphins can hear sounds underwater that are 15 miles away.
The world’s largest pizza was 13,958 square feet, about as big as three basketball courts. It had 630,500 slices of pepperoni.
Some salamanders can regrow their tails, legs, and even parts of their eyes.
If you never cut your hair, it could grow more than 30 feet in your lifetime.
About 10,000 of the cells in your body could fit on the head of a pin.
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National Geographic Kids (Digital) - 1 Issue, April 2025