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Blood transfusion - 17th century (?)
"Anthropographia" (?) showing blood transfusion between man and sheep; ascribed to J. G. Riva (fl 1618) author of 'De triplici infusionis sanguinis experimento'
Iconographic Collections

First Blood Transfusion: A History

The world’s first experiments with blood transfusion occurred in the mid-1660s in England. The procedure, carried out between dogs, was gruesome.
Horseshoe Crab

Horseshoe Crabs: Humans’ Surprising Health Ally

It turns out that Atlantic horseshoe crabs are vital to our health.
Robert Louis Stevenson and His Wife, an oil painting, by John Singer Sargent from 1885

The Culture of Tuberculosis

When perusing the biographies of artists, you'll notice that a large number of them had tuberculosis.
A Polio Quarantine Card outlining the Act of Assembly Act from 1909

The Origin of Quarantine

Such forms of enforced isolation are referenced as far back as the Old Testament, while the word "quarantine" itself dates to the late medieval Plague.
Bathroom sign with instructions on how to properly wash hands.

How to Wash Your Hands

The research behind hand washing and MRSA, a resistant bacteria.
Flowering Nicotiana Alata, a species of tobacco identified by star-shaped white blooms.

A Tobacco Plant that Could Cure Cancer?

Finding anti-cancer agents inside tobacco may seem like a pretty strange coincidence, but it’s not unheard of to find help in harmful places.