13/08/2015

Determining America's most lethal animal

Animal attacks have been in the news a lot. Late last year, a 22-year-old student in New Jersey was killed by a black bear he had been photographing. This summer, swimmers off the coast of North Carolina have suffered a record ...

Nano-style sheets may aid health, shield ecosystem

Microscopically, "nanomembrane" sheets made from nylon resemble a tangled web. The tiny iron oxide particles on the fiber surfaces can help clean toxic chemicals from water, but if the particles get separated from the web, ...

Oceanographers solve mystery of beach explosion

When an explosion beneath the sand at Salty Brine State Beach in Narragansett injured a visiting vacationer, state and local police and the bomb squad found no evidence of what may have caused the blast. So state officials ...

Gecko grippers moving on up

A piece of tape can only be used a few times before the adhesion wears off and it can no longer hold two surfaces together. But researchers at NASA's Jet Propulsion Laboratory in Pasadena, California, are working on the ultimate ...

New clues to the fate of America's Lost Colony

Archaeologists from the University of Bristol have uncovered artefacts that they believe may help solve the long-running mystery of the fate of the first English colonists in North America. Excavations on the Island of Hatteras ...

Documents reveal price of Britain's slave trade

Letters discussing the value and sale of slaves in the 18th century, which provide a distressing reminder of the powerful business interests that sustained one of the darkest chapters in British history, are to be made available ...

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