A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
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It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
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By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
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Optical illusions occur when what the eyes see conflicts with what the brain expects.
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The human brain is more active during sleep than during the day.
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Scientists have developed a 'hangover-free' beer that has electrolytes, making it more hydrating and refreshing.
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Your body is creating and killing about 2.4 million red blood cells per second.
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‘Tree shaping’ is the art of growing trees and roots into things like bridges, chairs, “people trees”, ladders, fences, jungle gyms, tunnels, and, theoretically, could even be used to grow homes.
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