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If you took the DNA strands out of all the cells in your body and stretched them out in a single line, they would circle the earth five million times.

Science

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The average ant has about 250,000 brain cells; a human has about 10 billion. It takes 40,000 ants to equal the brain of a human.

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A dolphin's flipper is made up of five distinct bone structures, similar to that of a human hand.

Animals
The human body cannot produce vitamin C, an essential nutrient.

The human body cannot produce vitamin C, an essential nutrient. To ensure adequate levels of vitamin C it must be consumed daily.

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The human sneeze can travel faster than 100 miles per hour (160 km/h). It is not recommended to hold back a sneeze, as the extreme pressure may cause ear damage.

Science

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