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People & Human Body
10 verified entries, each with its sources and the date we checked it.
How many bones does a typical adult human have?About what share of the body's energy does the brain use, though it is only about 2% of body weight?Are fingerprints different between identical twins?About how many times does a resting adult heart beat in a day?Which sense is most closely tied to memory and emotion?About how much of an adult's body weight is water?What is the 'cocktail party effect'?What causes 'brain freeze' after cold food?How many pairs of chromosomes do humans have?Which blood type can be given to almost anyone in an emergency as red cells?