American Institute of Physics

Bacterial superbug protein structure solved

A research team from Vanderbilt University Medical Center in Nashville, Tenn., is the first to decipher the 3-D structure of a protein that confers antibiotic resistance from one of the most worrisome disease ...

Feb 16, 2014
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'Valley Girl' dialect expanding to males

The American English speech variant known as uptalk, or "Valley Girl speak" – marked by a rise in pitch at the ends of sentences – is typically associated with young southern Californian females. New research shows uptalk ...

Dec 04, 2013
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Silent stalkers of dark ocean waters

The mating roar of a male harbor seal is supposed to attract a partner, not a predator. Unfortunately for the seals, scientists have found evidence that marine-mammal-eating killer whales eavesdrop on their ...

Dec 03, 2013
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A new weapon in the fight against superbugs

The ever-increasing threat from "superbugs"—strains of pathogenic bacteria that are impervious to the antibiotics that subdued their predecessor generations—has forced the medical community to look for bactericidal weapons ...

Oct 31, 2013
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Safer nuclear fuels

Exploratory research on revolutionary new types of nuclear fuel pellets that would be safer in the event of a nuclear disaster has yielded promising results, according to a team of scientists from the University of Tennessee ...

Oct 29, 2013
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Cat's eyes: Designing the perfect mixer

As any amateur baker knows, proper mixing is crucial to a perfect pastry. Mix too little and ingredients will not be evenly distributed; beat instead of fold, and a soufflé will fall flat. Mixing strategies ...

Oct 29, 2013
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Extracting energy from bacteria

Most of us wouldn't consider bacteria a promising energy source of the future. That would be shortsighted, says Leonard Tender, a microbial-electrochemist at the Naval Research Laboratory in Washington, D.C., who believes ...

Oct 29, 2013
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Measuring blood sugar with light

One of the keys to healthful living with Type 1 and Type 2 diabetes is monitoring blood glucose (sugar) levels to ensure they remain at stable levels. People can easily and reliably do this at home using electronic devices ...

Oct 25, 2013
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TopoChip reveals the Braille code of cells

Cells in the human body change shape as they crawl, split, or cling to other surfaces, but while the scientific literature is filled with examples of how cell shapes shift in response to things they touch, little is known ...

Oct 23, 2013
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