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HIV genome structure decoded

It might not be super high-res, but researchers at the University of North Carolina at Chapel Hill have described the first full structure of the HIV-1 genome.

August 5, 2009 — Katherine Harmon

Forensics for filched fossils

Dinosaur bones are going missing all over the country—presumably stolen from the field, labs and even museums. And filched fossils can bring in tens and hundreds of thousands of dollars on the black market...

August 4, 2009 — Katherine Harmon

New HIV strain originated in gorillas

Chimps are not the only animals that can harbor and introduce HIV into human populations, according to a new report. A 62-year-old woman, who recently arrived in Paris after living in Cameroon, is thought to be the first human to carry a strain of HIV originating in a gorilla...

August 4, 2009 — Lynne Peeples

Power-hungry supercomputers going green

Speed and power have long been the most important criteria when judging a supercomputer's worth as a number-crunching lab workhorse, but energy efficiency is fast catching up.

August 3, 2009 — Larry Greenemeier

Tool kit dropped from space station is orbital junk no more

A tool bag lost by a spacewalking astronaut in November appears to have met its end after more than eight months in orbit. The chief scientist at NASA's Orbital Debris Program Office says the tool kit should have reentered the atmosphere this morning...

August 3, 2009 — John Matson

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