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Today is National Handwriting Day! Although we don't write like we used to, here are four ways handwriting is still helpful.... READ ON
Popular Mechanics has long profiled interesting new ideas and inventions, even if those innovations were destined to go no further than the magazine's pages.... READ ON
In 1892, the dubiously named Mr. Tom Tit published a book of at-home activities for children called Magical Experiments: or, Science in Play.... READ ON
In 1943, the U.S. War Department issued a manual packed with "informal" games that men might play if they were lucky enough to have downtime. The games were intended to occupy mind and body, manage stress, and subtly provide tactical training. Which might explain why so many games involved tackling and beating your fellow soldiers. But other, less physical games translate great from the barracks to the backyard. Here are eight of our favorites.... READ ON
All right.... READ ON
Life can't be easy for octopuses. Sure, they're universally loved for changing color, opening jars from the inside, and predicting the winners of World Cup games. But they have eight very flexible arms to keep track of, which aren't even under their full control. Each arm is fairly autonomous, and a lot of the motor control happens in the neural circuitry of the arms themselves instead of the brain.... READ ON
19th and early 20th century authors knew a thing or two about baby-naming, football-watching, drink-making, and more.... READ ON
Tree rings have many stories to tell... READ ON
Visit a waterfall at dusk and you may see moonbows—nighttime rainbows.