09/03/2012

TacSat-4 enables polar region SatCom experiment

The U.S. Coast Guard Cutter HEALY (WAGB 20) successfully experimented with NRL's TacSat-4 communications satellite, Jan. 24, by communicating from the Bering Sea off the western coast of Alaska to Coast Guard Island, Alameda, ...

Making sharper X-rays

A variety of imaging technologies rely on light with short wavelengths because it allows very small structures to be resolved. However, light sources which produce short, extreme ultraviolet or x-ray wavelengths often have ...

Storms from the sun

(PhysOrg.com) -- Space weather starts at the sun. It begins with an eruption such as a huge burst of light and radiation called a solar flare or a gigantic cloud of solar material called a coronal mass ejection (CME). But ...

GoalRef goal-line technology advances to final

The International Football Association Board (IFAB) announced on Saturday, March 3, 2012, that it had shortlisted two goal-line technologies and approved them for a final round of testing. One of the remaining candidates ...

Health monitoring? There's an app for that

Researchers in New Zealand have developed a prototype Bluetooth-enabled medical monitoring device that can be connected wirelessly to your smart phone and keep track of various physiological parameters, such as body temperature, ...

Plant enzymes reveal complex secrets

The enzymes needed for producing and chemically modifying functionally important plant molecules called anthocyanins have been identified by a research team led by Kazuki Saito of the RIKEN Plant Science Center, Yokohama.

Gannet study reveals perils of high-speed diving

Gannets may be among the fastest and most agile seabird hunters around, but they risk dying of fatal neck and head injuries from accidental collisions in the water when diving for fish at breakneck speeds, a Massey biology ...

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