Researchers puzzle over the source of mysterious, high-energy X-rays recorded above the Earth

By David Brand

December 9, 1997

What was found by three graduate students — Kirsten Lorentzen of the University of Washington and Robin Millan and Jason Foat of the University of California at Berkeley — has scientists scrambling for an explanation: an intense stream of X-rays, occurring in seven bursts, each separated by only a few minutes and lasting for a total of half an hour. The evidence was clear that the high energy bursts came not from outer space, but from the Earth’s upper atmosphere.

Top students graduate from an intensive summer of cloning, coatings and controlling mosquitoes

By David Brand

October 2, 1997

They spent their summer working in the lab instead of enjoying the sunshine, studying everything from cloning and protective coatings to mosquito control. On Friday, they will get their reward. At a reception at the University of Washington’s Kane Hall, 50 undergraduates will be honored for their summer research sponsored by the Washington Space Grant Consortium.

A new state of matter turns a solid world into a melting one

By David Brand

September 12, 1997

A new form of matter, clusters of atoms, has been oberved in recent years behaving in curious ways. Now research indicates that clusters have another, previously unsuspected property: they can melt at different temperatures from “solid” matter.

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