Engineers develop new power line de-icing system

( -- Dartmouth engineering professor and entrepreneur Victor Petrenko—along with his colleagues at Dartmouth and at Ice Engineering LLC in Lebanon, N.H.—have invented a way to cheaply and effectively keep ...

X-rays reveal electronic details of nickel-based superconductors

Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have discovered new details about the electrons in a nickel-based family of superconducting materials. The research, described in two papers ...

How space storms miscue train signals

In July 1982, train signals in Sweden misfired and erroneously turned red. The culprit, believe it or not, was a space storm that started 150 million kilometers (93 million miles) away.

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