In 1988 an associate professor started growing cultures of Escherichia coli . Twenty-one years and 40,000 generations of bacteria later, Richard Lenski, who is now a professor of microbial ecology at Michigan State University, reveals new details about the differences between adaptive and random genetic changes during evolution...
Echoing luminaries before him—from Norman Borlaug to Kofi Annan—the world's richest man, Bill Gates, called last night for a second Green Revolution focused on African farmers...
Hitchhiking on the surface of a boat hull can be a rough ride, but barnacles seem to do it with ease. How are they able to hang on so tightly? Researchers have been studying the composition of super-strong barnacle glue for years, and a new analysis of the cement reveals that it has many of the same properties as a human blood coagulant, factor XIII, which helps to form scabs...
The National League Championship Series gets under way this evening when the Los Angeles Dodgers host the Philadelphia Phillies, and tomorrow the American League follows suit as the Los Angeles Angels of Anaheim visit the New York Yankees...
Twenty-five years ago when Sir Richard Branson (sans the "sir," at the time) called up Boeing and asked for a spare 747, few would have predicted the brash entrepreneur would so radically disrupt the formerly staid business of air travel...
The Swedes, those latter-day descendants of bloodthirsty Vikings, have found a new use for rabbits: heating fuel. According to Der Spiege l, stray rabbits in Stockholm are being shot, frozen and then shipped to a heating plant to be incinerated...
Advanced dementia has often been treated as an amalgamation of symptoms in the aging, rather than a deadly illness in itself. A new study, published online today in The New England Journal of Medicine , proposes that it may be beneficial—for patients and caretakers alike—to take the latter approach...
Enjoy (or fear) the silence while it lasts. Battery-driven vehicles are touted for their potential to cut down on harmful emissions spewed for decades by gasoline-powered cars, but electric and hybrid vehicles may be too quiet to be heard by pedestrians, posing a particular danger to people without sight...
How well do hospital medical technicians know their equipment? Not well enough in the case of some health care workers at Cedars–Sinai Medical Center in Los Angeles, where 206 x-ray computed tomography (CT) scan patients were given eight times the normal dose of radiation during brain scans over an 18-month period...
FAJARDO, Puerto Rico—It smacked of a cunning plan. The organizers of last week's planets conference put one of the best talks in the very last session of the very last day.
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