A century ago, a Princeton mathematician created what would become a mainstay of the American playground
Thanks to a few horticulturalists with an eye for history, a garden lost to time peeks out from the creeping vines
The iconic building on the National Mall will be closed for five years as its interior gets a highly anticipated makeover
Your feedback on Mississippi John Hurt, captive-bred lion hunting and Stradivarius violins
A curious new find yields clues to the origins of the alphabet
This quirky icon of evolution faces a rocky future
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America's Waterways: The Past, Present and Future
With a new state-of-the-art irrigation project, Arizona’s Pima Indians are transforming their land into what it once was: the granary of the Southwest
Taken a half-century ago, her images strike a contemporary pose
When the fascists took power in Austria, Muriel Gardiner helped refugees and others in need, and never stopped
The waterway opened up the heartland to trade, transforming small hamlets into industrial centers
Kids and senior citizens alike rally to rescue beloved young seabirds that have lost their bearings
Glory goes to the Six Triple Eight, who overcame discrimination from fellow service members and are finally getting the recognition they earned
A look through a historic microscope helps explain what we all owe the Nobel Prize-winning scientist
Your feedback on document detectives, the date, witches and more
A new Smithsonian exhibition invites visitors to use his groundbreaking infographics as a lens into Black history
In South Africa, the big cats are raised to be killed by hunters. Opponents are outraged, but advocates point to conservation benefits
The painter’s entire “Fighters for Freedom” series is now on view for the first time in more than 75 years
Her mighty contralto propelled her across color lines
A historian’s journey into the relationship between Alexander Darnes and Edmund Kirby Smith starts with a surprising eulogy