variolation

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Macro Aedes aegypti Mosquito. Close up a Mosquito sucking human blood,

Why Do Mosquito Bites Itch?

Aspirin pills.

7 Drugs that Changed the World

Photo of the antacid Tums

How Do Antacids Work?

People wearing surgical masks (also called face mask or medical masks or safety masks) walk through the city center of Milan, Italy on Feb. 23, 2020. Coronavirus disease COVID-19 pandemic

How Do Face Masks Control the Spread of Disease?

false viper. Viper. Snake. Giant False Viper (Xenodon severus) in the Peruvian Amazon (aka Giant False Fer-de-Lance or Amazon False Fer-de-lance)

7 Bizarre Spa Treatments

Discover

Malayan Leaf Frog - Megophrys nasuta

9 Animals That Look Like Leaves

Prince. musician Prince (Prince Rogers Nelson). Prince WELCOME 2 AMERICA tour. Exclusive North American Performances, 2010-11

7 Celebrities You Didn’t Know Were Inventors

jeans, denim, pants, clothing

Why Do We Say “A Pair of Pants”?

American bison (Bison bison) also known as buffalo or plains buffalo on the prairie, western U.S.

What’s the Difference Between Bison and Buffalo?

Bog body. Head of Tollund Man. Died at about age 30-40, Dated to about 280 BCE early Iron Age. Found Bjaeldskovdal bog Denmark in 1950 near Elling Woman. Most well preserved bog body to date. Human remains mummified in natural peat bogs. mummy, embalm

9 Noteworthy Bog Bodies (And What They Tell Us)

Washington, D.C. locator map.

What State Is Washington, D.C. In?

Alcoholic beverages bottles at Host 2013, international exhibition of the hospitality industry on OCTOBER 18, 2013 in Milan.

Why Is Alcohol Measured by Proof?

variolation: Related Content

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Topics

smallpox immunization vaccine transfer factor toxoid inoculation antiserum

Key People

Ingenhousz, detail of an engraving

Jan Ingenhousz

Dutch scientist