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Why ancient civilizations couldn’t see the color blue

It was the last color to appear in many languages, including Greek, Chinese, Japanese, and Hebrew.

Ancient civilizations had no word for the color blue. It was the last color to appear in many languages, including Greek, Chinese, Japanese, and Hebrew. In The Odyssey, Homer describes the “wine-dark” sea. According to one linguist, every culture begins with words for dark and light. The next color described is red, then yellow and green, and finally blue.

Does this mean, as this video by Tech Insider asks, that you really can’t “see something if you don’t have a word for it”?

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Mindfulness meditation has gone mainstream, showing up in the gym, The Real Housewives, even the military, and providing the benefits of physical and mental well-being. But a new study suggests it may create some major vulnerabilities for individuals: the tendency to create false memories.

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Amazonian Psychedelic Ayahuasca May Ease Severe Depression, New Study Shows

There’s a growing body of evidence that psychedelic drugs like ayahuasca, LSD, and mushrooms can help people with difficult-to-treat depression.

The vine Banisteriopsis caapi is one ingredient in ayahuasca, a psychedelic brew that Amazonian indigenous populations have long used for spiritual purposes. Photo by Apollo/Flickr.

“Leon” is a young Brazilian man who has long struggled with depression. He keeps an anonymous blog in Portuguese, where he describes the challenge of living with a mental illness that affects some 300 million people worldwide, according to the World Health Organization.

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Fidget Toys Might Actually Help Adults In One Big Way

The toy that might actually be a helpful tool

The fidget spinner craze has been sweeping elementary and middle schools. As of May 17, every one of the top 10 best-selling toys on Amazon was a form of the handheld toy people can spin and do tricks with. Kids and parents are even making them for themselves using 3-D printers and other more homespun crafting techniques.

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