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Why Are So Many Blackboards Green?
The term outlasted the technology.
HISTORY
Why Do We Sing the National Anthem at Sporting Events?
The tradition dates back to World War I, though the tune is even older.
How Cambodian Refugees Started the Pink Doughnut Box Trend
California shop owners have made the pink doughnut box an icon.
Fumbled: The Story of the United States Football League
The 1980s NFL alternative became so cash-strapped that athletes had to ride school buses to practice.
The Time Douglas Adams Met Jim Henson
Here's what happens when two creative geniuses connect, and collaborate.
The Gooey History of the Fluffernutter Sandwich
The classic New England sandwich became popular as way to support the World War I effort at home, and has only grown in status since.
Budapest’s Former Top-Secret Hospital Inside a Cave
The ancient caves beneath Buda Castle have a colorful and sometimes disturbing history.
13 Fantastic Museums You Can Visit for Free on Saturday
Get excited for Museum Day Live!
‘American Gothic’ Became Famous Because Many People Saw It as a Joke
The painting has its ambiguity to thank for its icon status.
Get Your GIFs Ready for This International Public Domain GIF-Making Competition
Hosted by digital libraries in Europe, the U.S., Australia, and New Zealand, GIF IT UP honors the best animated images that use public domain images.
The Doctor Who Modernized Royal Births—in the 1970s
Thanks to George Pinker, royal babies are born in the hospital, not the palace.
The Library of Congress Wants Your Help Identifying World War I-Era Political Cartoons
The Library of Congress has a new digital innovation lab, and its first task is to make its archive of historical newspapers more search-friendly.
Who Was Chuck Taylor?
The man behind the shoes you've worn forever.
Found: A Sunken German World War I-Era Submarine
Researchers located the UB II-type dive boat—a smaller submarine that typically plagued coastal waters—off the coast of Belgium, around 82 to 98 feet below the North Sea.
The Sweet Surprise Reunion Mr. Rogers Never Saw Coming
You're gonna cry. Just a heads up.
The Long, Strange Journey of Buffalo Bill's Corpse
Wyoming and Colorado have been fighting over the body for years.
Brigido Lara, the Artist Whose Pre-Columbian Fakes Fooled Museums Around the World
Lara's skills as a master forger got him out of jail—but by then his frauds were all over the world.
10 Cold War Artifacts From the Real-Life Bridge of Spies Auction
The historic prisoner swap of Francis Gary Powers and a KGB spy happened 55 years ago.
When Lexicographer Samuel Johnson Became a Ghostbuster
Sam ain't afraid of no ghosts.
The Mountains of Kong: The Majestic West African Range That Never Existed
It appeared on plenty of maps, but was completely fictional.
How the Rise of Paperback Books Turned To Kill a Mockingbird Into a Literary Classic
If you read Harper Lee's novel in school, it wasn't entirely because of the book's stellar literary value (though it has that, too).
Boston University Students Discover 1915 Time Capsule Hidden in Storage
Emma Purtell, Sarah Mankey, and Adam Mumford found the relic while sorting through old university records.