Guys only buy 30% of books, girls buy the rest

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China has created televisions that are very difficult for humans to damage

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The total weight of bacteria living in the human body is approximately 2 kg

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Saffron is one of the most expensive spices in the world

To harvest 1kg of the spice, you need to collect the stigmas of 200,000 flowers

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10-20 cherries have the same effect as 1 aspirin tablet

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Hitting your "balls" is 9000(del) units of pain. It's like giving birth to 160 babies or breaking 3,200 bones at once

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Mosquitoes are the world's deadliest animal: because of the diseases they carry they kill more people than any other creature

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In China, used condoms are converted into rubber bands for hair

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The touch of a loved one has a pain-relieving effect

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Grapefruits are 92% water

That makes it one of the most water-efficient fruits on the planet.
When you consider that up to 20% of a person's daily water needs come from food, including just one grapefruit in your diet can significantly reduce dehydration

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Those who sleep less than 6 hours a day are more likely to have mental health problems

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Before the invention of the eraser, people used breadcrumbs to remove ink and graphite

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Until 2008, Cubans were not allowed to buy mobile phones or computers

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There are 16 million thunderstorms worldwide each year. That's about 44,000 thunderstorms a day or 1,833 thunderstorms an hour

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There are more stars in the universe than there are grains of sand on all the beaches on Earth

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Natural chocolate prevents tooth decay because the natural chemicals in cocoa beans fight against harmful bacteria in the mouth

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Salar de Uyuni - the world's largest dried-up salt lake

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Video games slow down the ageing process

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Shi Ping is world famous for his love of bees

He endured more than 300,000 bees on his own body at one time, which literally surrounded the man from head to toe!

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The teeth of mice are so strong that they can even chew through concrete

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People spend two weeks of their lives waiting for a green light

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