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The gruesome cowpox trick that inspired vaccination
History

The gruesome cowpox trick that inspired vaccination

The gamble was that cowpox, a milder infection, could protect people against deadly smallpox. Doctors introduced material from cowpox blisters through cuts in…

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Early trains sometimes left their steam engine at the station
History

Early trains sometimes left their steam engine at the station

On steep sections such as the approach out of London's Euston, a stationary engine could haul carriages using a rope. The heavy power source stayed put while…

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The Bastille key Lafayette sent to Washington
History

The Bastille key Lafayette sent to Washington

Lafayette sent the key to George Washington as a token of liberty, and it still hangs in the hallway at Mount Vernon.

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Why Puritans banned the Maypole
History

Why Puritans banned the Maypole

Puritan leaders saw Maypole dances as a threat to public morals, so they chopped down the poles and outlawed the celebrations. The target wasn’t the wood; it…

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Rembrandt painted himself through success, age, and financial ruin
History

Rembrandt painted himself through success, age, and financial ruin

Across decades of self-portraits, the costumes, lighting, and expressions change along with the man. A late painting such as the 1659 self-portrait comes…

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Paris held a kite contest that had to wait for the wind
History

Paris held a kite contest that had to wait for the wind

The 1900 Paris Exposition included kite competitions alongside the sprawling Olympic-era program. The large-kite contest was postponed because there wasn't…

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Emily Post had instructions for juggling a hat and a handshake
History

Emily Post had instructions for juggling a hat and a handshake

Her etiquette guide explained which hand should hold a hat when a gentleman stopped to greet a woman, including what to do if he also carried a walking stick.…

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Victorian vegetables were brightened with poison
History

Victorian vegetables were brightened with poison

To make canned peas and pickles look freshly green, Victorian manufacturers added copper sulfate. The color came back; so did the poison.

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Lord Byron turned a found skull into a drinking cup
History

Lord Byron turned a found skull into a drinking cup

Byron said a gardener uncovered the skull at Newstead Abbey, and he had it made into a vessel for wine. He even wrote a poem for it. The macabre object was…

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The first recorded Olympic winner was a cook
History

The first recorded Olympic winner was a cook

Coroebus of Elis won the stadion sprint in 776 BCE, the earliest Olympics with a recorded victor. The race covered one length of the stadium. Before the Games…

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An unfinished game helped mathematicians invent better odds
History

An unfinished game helped mathematicians invent better odds

Pascal and Fermat's 1654 correspondence tackled the problem of dividing stakes when a game stops early. The fair share depends on each player's chance of…

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The marriage trial that lasted a year and a day
History

The marriage trial that lasted a year and a day

Couples tied their wrists together for the year-and-a-day trial, but could walk away if they decided not to commit permanently.

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Pirates had surprisingly democratic workplace rules
History

Pirates had surprisingly democratic workplace rules

Pirate crews agreed to written rules covering pay, injury compensation, and conduct—and could vote out a captain who abused his authority. Even at sea, the…

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Britain used war to defend a trade China wanted stopped
History

Britain used war to defend a trade China wanted stopped

The East India Company controlled opium production in India and sold it into a trade carried onward by merchants to China. Chinese suppression of the illegal…

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Why Calvin Coolidge rode a mechanical horse
History

Why Calvin Coolidge rode a mechanical horse

He thought vigorous riding would ease his digestive problems, so he put an electric mechanical horse in his bedroom and rode it each morning. The president…

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A famous yellow pigment came with a very strange origin story
History

A famous yellow pigment came with a very strange origin story

An 1883 investigation described Indian yellow as being made from the urine of cows fed mango leaves. That account became the standard explanation for the…

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Why early tea cups had no handles
History

Why early tea cups had no handles

Without handles, drinkers had to pinch the hot porcelain directly and risk burning their fingers.

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When baseball players caught fastballs barehanded
History

When baseball players caught fastballs barehanded

A padded glove could look like weakness, so players chose bare hands instead. The tradeoff was hard to miss: dislocated fingers and broken bones came with the…

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