The head is the main thermoregulator, from which 80% of heat escapes.

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The Huajiang Canyon Bridge in China, the world's highest bridge at 625 meters, releasing a massive wall of water.

The bridge features a record-breaking artificial waterfall system that transforms excess mountain groundwater into a massive, 300-meter-wide cascade plummeting into the gorge.

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The "goosebumps" that begin to run down your skin when you listen to a good song are the result of the release of dopamine in anticipation of the climax of the song.

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There are volcanoes that release blue lava.

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Map of the city on a sewer manhole
It's not easy to get lost in Oklahoma. The manhole covers have a map of the city, and a white dot shows which part you are in now.

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The pink dove lives only in the south of Mauritius and feeds on fruits and seeds. Very rare bird, on the verge of extinction.

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A sloth swims three times faster than it moves on land and can hold its breath for 40 minutes.

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The Eiffel Tower is repainted every seven years.

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Most Airplanes are painted white to reflect sunlight, keeping the plane cooler and reducing the need for air conditioning, which helps save fuel.

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Cheap sunglasses are worse than no sunglasses. They do not block ultraviolet rays, but only the visible range. In the sun, the diaphragm of the eye expands and the retina burns out with ultraviolet light. Plastic glasses do not block UV rays.

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If you have stopped feeling thirsty, you urgently need to drink water.

When the human body is dehydrated, the mechanism responsible for thirst shuts down.

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Some wineries age their wine underwater, usually in the sea.

It's called "underwater wine."

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Gold comes in different types based on alloys mixed with pure gold. Yellow gold is made with copper and silver, giving a classic warm tone. White gold is mixed with palladium or nickel, creating a silver-like modern look often coated with rhodium. Rose gold contains copper, giving a pinkish hue that looks romantic and stylish. Green gold is mixed with silver, producing a subtle green tint. Each type differs in color, strength, and use in jewelry.

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Canada has the longest coastline in the world, with a total length of 202,080 km (125,570 mi). Additionally, its border with the United States is the world’s longest land border, stretching 8,891 km (5,525 mi).

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Students in China are encouraged to rest and nap during school

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Bath foam is needed to retain the heat of the water by trapping air in it.

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🦫 Beavers do not teach their young how to build lodges and dams — they know how to do all of this from birth.

This is called genetic memory.

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🐅 The tiger is the largest and possibly the most intimidating of the big cats in the world.

It shares 95.6% of its DNA with the cute and fluffy companions of humans, domestic cats.

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Cows can become true friends and feel the pain of separation when they are taken away from each other.

They also understand when they are being insulted and can cry.

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The record for the longest lack of sleep is 18 days, 21 hours and 40 minutes. The record holder spoke about hallucinations, paranoia, blurred vision, problems with speech, concentration and memory.

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