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Which Costs More: Filming The Crown or Being the Queen?
'The Crown' has been called the most expensive television series ever made. So how does it stack up to being a royal in real life?
HISTORY
Why the Concorde (And Supersonic Flight) Never Took Off
The British/French super plane could travel nearly 1500 miles per hour and get passengers from New York to London in just over three hours. Why didn't it catch on?
6 Priceless Documents That Reveal Key Moments Early in Einstein's Career
Mental Floss spoke to ETH Zurich archivist Michael Gasser about the papers—including one letter in which Einstein calls his good friend a "frozen whale."
The UK's Last Standing Leech House
The Bedale Leech House was used to store medicinal leeches.
In 16th Century England, Bowling Was Only Legal on Christmas Day
Bowling hasn't always had a wholesome reputation.
The Time New England Banned Christmas
In 17th-century Boston, wishing a fellow colonist so much as a "Merry Christmas" meant shelling out five shillings for flaunting the Yuletide spirit.
The Christmas Eve Fire That Destroyed the West Wing
Herbert Hoover's first year in office had already gone worse than anyone could have expected ... then the West Wing burned down.
15 Historical Tips for Hosting a Holiday Party
11. Hand out crackers.
Wilson A. Bentley: The Man Who Photographed Snowflakes
Wilson A. Bentley's impressive library of snowflake images, and his research, are credited with establishing the theory that no two snowflakes are alike.
The Enduring Mystery of the Sodder Children’s Christmas Disappearance
An early-morning fire erupted in the Sodder household on Christmas Day 1945, and the fate of five children inside has been disputed ever since.
The School Book That Pioneered Funny Cat Pics 100 Years Before Lolcats
Why don't all elementary schools teach kids to read using cats that yell "I am the Queen!"?
Hyperinflation Gone Mad: When German Children Made Kites From Money
Early in 1922, the German Papiermark—the currency of the Weimar Republic—was valued at around 200 Marks to the U.S. dollar. By November 1923, that figure had risen to 4,200,000,000,000.
Captain Santa’s Last Sail: The Mysterious Fate of the Christmas Tree Ship
The ship was a Christmas tradition in Chicago until one stormy night in 1912.
10 of the Most Valuable Christmas Books (And Why They're Worth So Much)
These are the stories behind some of the most sought Christmas volumes.
Meet Betty Reid Soskin, the Country's Oldest Park Ranger
You're never too old to enjoy the outdoors, change careers, or speak out against injustice.
Bake Like a Literary Hero With 3 Recipes From Emily Dickinson
The poet was also a skilled baker.
62 Never-Before-Seen Nuclear Test Videos Have Been Uploaded to YouTube
It's part of an ongoing project to preserve the rare footage.
11 Things Women Couldn't Do In The 1920s
From 1907-1922, American women would automatically lose their citizenship if they married a non-citizen.
Ötzi the Iceman Is the Star of a New Action Movie
The fictionalized account doesn't skimp on historical accuracy.
The Bizarre Kidnapping Mystery That Stunned the 1910s South
In 1912, 4-year-old Bobby Dunbar went missing in Louisiana. Eight months later, his parents insisted he had been found. But there was something about Bobby that wasn't quite right.
8 Medieval Christmas Traditions to Liven Up Your Holiday Party
The Middle Ages were a wild time.
The Grave of a Heroic War Horse Gets Landmark Protection in England
Blackie nobly served his owner, Lieutenant Leonard Comer Wall, during World War I.
How 10 Edinburgh Neighborhoods Got Their Names
Some of these ancient etymologies might not be quite what you expect.
10 Historical Facts About Santa Letters
Children used to address their letters to Iceland, Ice Street, Cloudville, and 'Behind the Moon.'