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Earth

New Data Center Will Heat Homes In London 204

1sockchuck writes "The heat generated by thousands of servers at the new Telehouse West data center in London will soon be used to heat nearby houses and businesses. The Greater London Authority has approved a plan in which waste heat from the colocation facility will be used in a district heat network for the local Docklands community. The project is expected to produce up to nine megawatts of power for the local community."
Medicine

Coffee Can Reduce the Risk of Alzheimer's 242

Amenacier writes "Recent studies by Finnish and Swedish researchers have shown that drinking moderate amounts of coffee can reduce the risk of Alzheimer's disease in people. The reason for this is as yet unknown, although it has been hypothesized that the high levels of antioxidants found in coffee may play a role in preventing dementia and Alzheimer's. Alternatively, some studies have shown that coffee can protect nerves, which may help prevent Alzheimer's. Other studies have shown that coffee may also help to protect against diabetes, another disease which has been shown to have links to Alzheimer's disease. However, researchers warn against drinking too much coffee, as 3 cups or more may cause hallucinations."
Image

Prescription Handguns For the Elderly and Disabled 1093

Repton writes "Thanks to the Second Amendment, even the elderly have the right to keep and bear arms. The problem is that many of the guns out there are a bit unwieldy for an older person to handle. However, the inventors of the Palm Pistol are planning to change all that with a weapon that is ideal for both the elderly and the physically disabled. In a statement submitted to Medgadget, the manufacturer, Constitution Arms, has revealed the following: 'We thought you might be interested to learn that the FDA has completed its "Device/Not a Device" determination and concluded the handgun will be listed as a Class I Medical Device.' Physicians will be able to prescribe the Palm Pistol for qualified patients who may seek reimbursement through Medicare or private health insurance companies."
Power

Daylight Savings Time Increases Energy Use In Indiana 388

enbody writes "The Freakonomics Blog at NYTimes.com reports on a study of Indiana energy use for daylight savings time showing an increase in energy use of 1%. 'The dataset consists of more than 7 million observations on monthly billing data for the vast majority of households in southern Indiana for three years. Our main finding is that — contrary to the policy's intent — D.S.T. increases residential electricity demand.'" Maybe that's just from millions of coffee makers being pressed into extra duty.
Transportation

Computer Error Caused Qantas Jet Mishap 389

highways sends word that preliminary investigations into a Qantas Airbus A330 mishap where 51 passengers were injured has concluded that it was due to the Air Data Inertial Reference System feeding incorrect information into the flight control system — not interference from passenger electronics, as Qantas had initially claimed. Quoting from the ABC report: "Authorities have blamed a faulty onboard computer system for last week's mid-flight incident on a Qantas flight to Perth. The Australian Transport Safety Bureau said incorrect information from the faulty computer triggered a series of alarms and then prompted the Airbus A330's flight control computers to put the jet into a 197-meter nosedive ... The plane was cruising at 37,000 feet when a fault in the air data inertial reference system caused the autopilot to disconnect. But even with the autopilot off, the plane's flight control computers still command key controls in order to protect the jet from dangerous conditions, such as stalling, the ATSB said."
Education

Expensive Books Inspire P2P Textbook Downloads 511

jyosim writes "A site called Textbook Torrents is among the many sites popping up offering free downloads of expensive textbooks using BitTorrent or other peer-to-peer networks. With the average cost of textbooks going up every year, and with some books costing more than $100, some experts say that piracy will only increase." Having just completed graduate school, I can attest that quite a few books are in that more-than-$100 range, and that they're heavy besides. But the big-name textbook publishers are much less interested than I am in open textbooks, even if MIT has demonstrated that open courseware is feasible, and Stanford and other schools have put quite a bit of material on iTunes.
Displays

Bionic Contact Lens May Lead to Overlay Displays 213

pfman writes "A University of Washington researcher has developed a contact lens including circuitry and a matrix of LEDs. Although not yet a working prototype, this may be a foundation for terminator/robocop style overlay displays in which computer graphics could be superimposed on your normal vision. 'Building the lenses was a challenge because materials that are safe for use in the body, such as the flexible organic materials used in contact lenses, are delicate. Manufacturing electrical circuits, however, involves inorganic materials, scorching temperatures and toxic chemicals. Researchers built the circuits from layers of metal only a few nanometers thick, about one thousandth the width of a human hair, and constructed light-emitting diodes one third of a millimeter across.'" Kotaku notes that this has some obvious gaming implications.
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