Are you sure you know what 'gaslighting' is? Therapists say we're overusing the word. Here's what it actually means — and what the Ingrid Bergman film that helped birth the word can teach us about it. Emma Bowman
Airstrikes may have destroyed Iran's last F-14s, ending a long, strange saga The F-14 was made famous in Top Gun. The U.S. sold the planes to Iran in the 1970s, only for the two countries to become enemies. Iran kept its F-14s flying for decades in the face of U.S. sanctions. Scott Neuman
As D.C.'s cherry blossom trees near peak bloom, here's a guide to their history The renowned trees along Washington, D.C's Tidal Basin were sent as a gift from Japan in 1912. Some of the original trees are still there. Chandelis Duster
Researchers find evidence of ancient democracies from the Americas to Europe and Asia NPR's Ailsa Chang speaks with archaeologist Gary Feinman about new findings that show democracy existed throughout the ancient world and was not exclusive to Mediterranean Europe. Mia Venkat
From Descartes to punk rock, the letter X has an extraordinary history The letter X can be a lot of things: rebellious, mysterious, religious. For this Word of the Week, we examine its origins and many uses. James Doubek
And the Oscar goes to — wait, why is it called an Oscar? The Academy Awards officially adopted the "Oscars" nickname in 1939. But who is Oscar, and who started calling them that? We may never know. But here are four enduring legends to consider. Rachel Treisman
This historian dug up the hidden history of 'amateur' blackface in America In her new book, Darkology, historian Rhae Lynn Barnes writes about how blackface and minstrel shows became one of the most popular forms of entertainment in 19th- and 20th-century America. Terry Gross
7 key points in U.S.-Iran relations since 1953 The U.S. and Iran have a long history of tensions, including a CIA-led campaign to topple Iran's prime minister in 1953 and the taking of American hostages in 1979. Joe Hernandez
'Radio Diaries': Orson Welles and the Blind Soldier In 1946, Orson Welles vowed to solve a shocking crime on his radio show on ABC: the beating of a Black soldier who was returning from service after Word War 2. Radio Diaries recalls the story.
Oregon cave holds 12,000-year-old sewn materials Oregon caves housed evidence of sewn materials from the end of the last Ice Age. Linah Mohammad