20/05/2015

Tracing the toxic legacy of PBB contamination

In 1973, bags of a fire-retardant chemical called PBB, polybrominated biphenyl, were accidently mixed into livestock feed and sold to farmers throughout the state of Michigan.

For US allies, paradigm shift in intelligence collection

Fearful of an expanding extremist threat, countries that for years have relied heavily on U.S. intelligence are quickly building up their own capabilities with new technology, new laws and—in at least one case—a searing ...

New evidence links Arctic warming with severe weather

Professor Edward Hanna and PhD student Richard Hall, from the University of Sheffield's Department of Geography, are part of a select group of international climate scientists investigating links between Arctic climate change ...

New survey on academic diversity shows little progress

Despite efforts over decades to diversify the ranks of university faculty, only 4 percent of chemistry professorships at 50 leading U.S. colleges and universities are held by underrepresented minorities. That key finding ...

How archetypal myths shape the way people think about science

"One doesn't expect Dr Frankenstein to show up in a wool sweater," wrote political commentator Charles Krauthammer, ominously, in the March 1997 issue of Time magazine. He was referring to British scientist Dr Ian Wilmut, ...

Carbon nanothreads from compressed benzene

A new carbon nanomaterial – the thinnest possible one-dimensional thread that still retains a diamond-like structure – was created by the controlled, slow compression and decompression of benzene. The diamond-like structural ...

St. Louis Fed says research section hacked

The St. Louis branch of the Federal Reserve Bank has acknowledged that hackers manipulated settings on its website for research data, but that the central bank itself was not compromised.

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