Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Your heart beats over 36 million times a year.
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Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.
The ovarian and uterine cycles in a human female.
Sexual dimorphism in body size and mating system.
Diagram of Human Skeleton
The adsorption spectrum of rhodopsin compared with the human scotopic spectral sensitivity curve.