You aren’t seeing double—some houses were intentionally built with this architectural quirk. We explain why.

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Cutting down on syllables is just one reason ‘cop’ became synonymous with ‘police officer.’
If you suffer from allergies, here are the worst—and the best—places to be.
A new study shows that reintroducing wolves to Yellowstone sparked a massive comeback for aspen saplings.
A shocking discovery was made at a nuclear facility: wasp nests contaminated with radiation.
Take care when you visit these beaches—factors like surf conditions, shark attacks, and weather can make them treacherous.
A hammerhead spends a lot of time and energy trying to binge-eat other big sharks. Here's why it pays off.
Here’s where the word ‘biopic’ came from, how to say it right, and why so many people say it wrong.
Little is certain about the girl behind the mesmerizing gaze in Johannes Vermeer’s deceptively simple composition.
Do you think you know the gang names from back in the day? Their monikers might sound funny, but they definitely weren’t to be messed with.
Where this bizarre expression came from, how its meaning has evolved, and where you might have seen it used.
If a plane ticket and hotel stay are out of your budget, a paperback book (or a loaner from the library) can help transport you to far-flung, sun soaked climes.
Tens of thousands of fallout shelter signs, with three yellow triangles in a black circle, are visible on building façades today. They serve as grim reminders of the hottest flashes of the Cold War. So why are they still around?
If you have the time, opting for a quick checkout might save you a bit of money and make someone else’s day a whole lot smoother.
Almost as soon as it was introduced—and for generations after—the Presidential Fitness Test was absolutely traumatizing to students who had to endure it. Here’s how the program started—and ended.
These mocktails from decades past blend fresh fruit, citrus juices, and herbs for easy summertime refreshment.