Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
Results of the study by Laruelle et al. (1996)
Eugène Delacroix, Study for The Death of Sardanapalus.
Mary Cassatt, Study for In the Loge.
The Prison Study
The results from West and Crook's study of memory for telephone numbers
Ramey's study, children from poverty-level families IQ experiment