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— Increasing the number of hours of sleep adolescents get each night may reduce the prevalence of adolescent obesity, according to a new study by researchers from the Perelman School of Medicine at the University of Pennsylvania.
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During the years I spent in the company of Alexander Graham Bell, at work on his biography, I often wondered what the inventor of the world’s most important acoustical device—the telephone—might have sounded like.
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Generating passwords so strong and secure they.
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I remember coming home and curling up into a ball. I was so emotionally and physically exhausted, I couldn’t even move. My productivity was cut to nothing. The next day at the office, I found myself just staring into my computer, for hours. No movement, just staring.
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[Valentin] is the MacGyver of model rocketry, building a small rocket out of three items many people have hanging around the house. Cat litter, matchsticks, and a ballpoint pen are the raw materials that he rounded up before setting to work on the build.
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Electret microphones are the most commonly used microphones today. Every cellphone and laptop has one embedded into it, and many studio microphones are also electrets. They can have an extremely wide frequency response (from 10Hz to 30kHz ), and typically cost less than a dollar.
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— Breakfast might be the most important meal of the day, but up to 60 percent of American young people consistently skip it.
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So we’ve already seen mint can MP3 players and mint can amplifiers for guitars and tons of other projects, why not an FM bug transmitter? Well for starters, a tin can would be the worst place to put an fm transmitter! Luckily I stumbled upon this plastic mint box and thought…
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[Dino Segovis] is at it again! For this week’s installment of his “Hack A Week” series [Dino] is holding a guitar pickup winding 101. Professional guitar pickups can cost hundreds of dollars, but are all essentially a permanent magnet wrapped in a bunch of wire.
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This transmitter design is commonly credited to Japanese multimedia artist Tetsuo Kogawa. It takes audio input through a 1/4″ phono jack and, constructed as shown, without the optional antenna connections, will broadcast an FM radio signal about 30 feet. This is the standard model of Mr.
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That’s the word from authors of two new studies, presented Sunday at a meeting of the American Diabetes Association in San Diego. “Data from this and other prospective studies suggest that the promotion of diet sodas as healthy alternatives may be ill-advised” Dr.
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This instructable is on how to make a wifi wave guide antenna for FREEEEE! (Assuming you already have a few things.) Remove these ads by Signing Up Step 1Materials Can (I just used a #10 can) Knife USB WIFI dongle USB extension cord (my dongle came with one) That’s it.
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Ok, not ALL in your head. But certainly PARTIALLY in your head. I don’t know about you guys, but Sci does a little bit of weightlifting. I’m a distance runner, you see, and part of training yourself to run your best means lifting a few weights now and then.
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