Dec. 24th, 2008

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Starving aging brain of glucose may trigger Alzheimer's: study

Researchers have discovered that a reduction in blood flow to the brain starves it of glucose, leading to it forming sticky clumps of protein that are the hallmark of Alzheimers. The believe that exercise, reducing cholesterol intake, and keeping your blood pressur ein check is the best way to ensure that the brain gets the energy that it needs.
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US police could get 'pain beam' weapons - tech - 24 December 2008 - New Scientist

The National Institute of Justice is developing two non-lethal weapons based on the Pentagon's Active Denial System (ADS). One weapon uses a narrow beam of short microwaves that heat the skin to generate a "repel response" . The second one, based on the system shown here, uses laser light to dazzle the suspect, in combination with the short microwave emitter. Known as the Incapacitor, the weapon shown here uses an array of LEDs that are bright enough to dazzle, but pulse in a pattern designed to induce disorientation, dizziness, and vertigo in 2/3 of the people this weapon was tested against. The weapon was demonstrated to have a range of 500+ yards.

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Dec. 24, 1968: Christmas Eve Greetings From Lunar Orbit

Wired Magazine replays a video of the Christmas message broadcast to Earth by the Apollo 8 astronauts in 1968.


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Concept: Nokia Handgun Cellphone Is Ultimate Redneck Convergence Device

The handgun-cellphone combo. Not to be confused with the cellphone gun, which is a gun disguised as a cellphone. The image shown here is a concept and was apparently generated using Photoshop, but it's only  a matter of time before someone builds the real thing.


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New Tooth Cavity Protection: Nanoparticles Make Surface Too Slippery For Bacteria To Adhere

A university professor and his graduate student have discovered that teeth can be protected from cavities by superfine polishing using silica nanoparticles, a technique used regularly by the semiconductor industry. The resulting dental surface is too smooth for the bacteria that destroy dental enamel to adhere. Shown here is the before (featuring bacteria shown in yellow) and after polishing.

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Scientists research sex chip to stimulate pleasure in the brain - Engadget

Scientists have adapted a device used to treat Parkinson's to deliver feelings of pleasure. The chip stimulates the Orbitofrontal Cortex that handles pleasure arising from food and sex. The device was used several years ago to treat a woman with low sex drive and was a success; however, she didn't like her sudden increase in sex drive and the device was subsequently removed.

January 2010

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