Amazing fact about the invention of the lighter
The cigarette lighter was invented before the match.
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- Where does the word "vaccine" come from?
“The word "vaccine" comes from "vacca," the Latin word for cow, because the first vaccine used cowpox.”
Reference: Merriam-Webster
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Who created the first vaccine?
In 1796, Edward Jenner created the first vaccine by infecting a boy named James Phipps with cowpox, which protected him from smallpox.
Fact about the prairie dog language
Prairie dogs, those little pups popping in and out of holes on vacant lots and rural rangeland, are talking up a storm. They have different "words" for tall human in yellow shirt, short human in green shirt, coyote, deer, red-tailed hawk and many other creatures.