The Eiffel Tower is repainted every seven years.

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Termites are being researched as a possible renewable energy source because their gut microbes can produce up to 2 liters of hydrogen from ingesting a single sheet of paper, making them one of the planet's most efficient bioreactors.

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There is no antivenom for a blue-ringed octopus bite. However, if the victim receives artificial ventilation for about 15 hours until the toxin naturally clears, they can survive with no lasting side effects.

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To send a child to school in Finland, all you need is a backpack 🎒. Everything else, including lunch, is provided for free.

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Human beings can use only a small fraction of Earth’s water.

That’s because only about 2.5 percent of Earth’s water is fresh water, and only 1 percent of that is accessible. 💧

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Apples are generally red, green, yellow, but if the right geographical conditions are met, they can apparently grow dark purple, almost black.

These rare apples are called Black Diamond and they are currently only grown in the mountains of Tibet.

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There is a type of honey called "mad honey." It has a reddish color and a slightly bitter taste, and it packs a hallucinogenic punch. Honey hunters in Nepal make dangerous vertical climbs to harvest this honey that sells for over $60 a pound on the black market.

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Breast cancer used to be known as "Nun's disease" due to the higher prevalence amongst nuns, who were at increased risk due to their celibate lifestyle. An association between reproductive history and cancer risk wasn't proven for about 250 years after it was associated with nuns.


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🦎 Gecko feet have millions of tiny hairs. The hairs stick to surfaces with a special chemical bond. This lets the geckos climb walls and hang on by just one toe. 🤯

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🐈 A cat's tail contains nearly 10 percent of the bones in its body. A cat's tail has anywhere from 19 to 23 vertebrae.

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For many, losing a phone causes the same panic as a near-death experience.

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This tree species, the walking palm tree, can walk up to 65 feet each year to find the best habitat to live in.

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Atlanta, Georgia has the highest tree coverage among major U.S. cities at 46.5%, earning it the nickname "City in the Forest".

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If you lived in a basement your whole life, you would age a few nanoseconds longer than someone living in a second-story apartment.

This is due to stronger gravity closer to Earth slowing time more, so time literally passes slightly faster upstairs near a building's top.

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The largest cup of coffee ever was created by Alcaldía Municipal de Chinchiná (Colombia) at Parque de Bolívar, Chinchiná, Caldas, Colombia on 15 June 2019. The cup contained over 22,735 litres (6,000 US gal) of Arabic coffee.

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In ancient civilizations, the beard was considered a symbol of honor, and men were shaved as a punishment.

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To encourage more men to assume a greater share of care-giving responsibilities, Norwegian law states that 14 weeks of parental leave is reserved for fathers. Norway is the first country to introduce compulsory paternity leave.

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Cryptomnesia, this is an implicit memory phenomenon in which people mistakenly believe that a current thought or idea is a product of their own creation when, in fact, they have encountered it previously and then forgotten it.

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🐊 The Nile crocodile can hold its breath underwater for up to two hours. It does this while waiting for prey.

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