Earliest globetrotters may have used sea

Early civilizations migrating around the globe may have followed coastal routes from Africa to points east and west, an anthropologist said.

Why Are There Wars Without End

Even as events took place in September recognizing this year's International Day of Peace, most people would concede that some conflicts seem impossible to resolve. Indeed, of the twenty major armed conflicts waged around ...

Toward Terahertz Detectors on a Single, Conventional Chip

Sensors and detectors that would work in the terahertz range of the electromagnetic spectrum promise a range of tantalizing properties, from precise identification of concealed weapons to the ability to distinguish between ...

MRO Sees Rover from Orbit

With stunningly powerful vision, the HiRISE camera on NASA's Mars Reconnaissance Orbiter has taken a remarkable picture that shows the exploration rover Opportunity poised on the rim of Victoria crater on Mars.

Research to illuminate inner workings of 'protein nanomachines'

Development of new instrumentation and methods for studying the molecular mechanisms of enzymes are the goals of a three-year, $1.5 million contract awarded to Pacific Northwest National Laboratory by the Department of Energy's ...

Scientists Nudge Closer to the Edge of a Black Hole

NASA scientists and their international partners using the new Japanese Suzaku satellite have collected a startling new set of black hole observations, revealing details of twisted space and warped time never before seen ...

NASA Performs Headcount of Local Black Holes

NASA scientists using the Swift satellite have conducted the first complete census of galaxies with active, central black holes, a project that scanned the entire sky several times over a nine-month period.

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