Nitrogen from agricultural fertilizers leaches through soils to groundwater and runs off into rivers and lakes, increasing aquatic dissolved nitrate. Too much…
Building on plant virus research started more than 20 years ago, a biologist at Washington University in St. Louis and his colleague at the Donald Danforth…
Ask anyone working on a project, and the biggest complaint one hears is “There's not enough time.” But instead of more time, maybe what they need is a change…
An immune response ultimately is needed to eliminate the virus, but this research suggests that it’s not the presence of the virus alone that does all the harm…
A team of Los Alamos researchers led by Victor Klimov has shown that carrier multiplication—when a photon creates multiple electrons—is a real phenomenon in…
These are the findings of two large international clinical trials presented today at the Conference on Retroviruses and Opportunistic Infections (CROI) in…
The National Institute of Standards and Technology (NIST) has issued for public comment its first major update of Special Publication 800-53, the catalog of…
Minutes after a two-story townhouse caught fire on Feb. 5, engines and crews raced to the townhouse to extinguish the fire and search for victims. No one was…
It's a question heard at countless bus stops: “Have you seen the number 48 go by?” Cold, impatient bus riders stamp their feet, check their watches, and wonder…
Now, scientists at the University of Massachusetts Amherst and the Jet Propulsion Laboratory (JPL), Pasadena, are designing and building the next generation of…
The National Institute of Standards and Technology (NIST) has developed a new certified reference material that can be an important quality assurance tool for…
Their work forms part of a newly published, multidisciplinary analysis* of the early hominid Australopithecus africanus by anthropologists at the State…
The process, which is described in the Wednesday, Feb. 11 issue of the Journal of the American Chemical Society, is unprecedented in its use of untreated,…
The genome of a marine bacterium living 2,500 meters below the ocean's surface is providing clues to how life adapts in extreme thermal and chemical gradients,…
In recent years, scientists learned a lot about the different components that transmit ethylene signals inside cells. But a central regulator of ethylene…
The goal of the “90-Billion Gallon Biofuel Deployment Study” was to assess whether and how a large volume of cellulosic biofuel could be sustainably produced,…
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