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.
Archaeology
Oct 6, 2006
0
132
06/10/2006
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 ...
Other
Oct 6, 2006
0
159
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 ...
Nanophysics
Oct 6, 2006
0
274
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.
Space Exploration
Oct 6, 2006
0
481
Physical Review Letter on Breaking Spaghetti Leads to 2006 Ig Noble Award
Basile Audoly and Sebastien Neukirch of the Université Pierre et Marie Curie earned the infamous 2006 Ig Noble prize for physics for their insights into why dry spaghetti often breaks into more than two pieces when it is ...
General Physics
Oct 6, 2006
0
264
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 ...
Bio & Medicine
Oct 6, 2006
0
188
New All-Optical Modulator Paves the Way to Ultrafast Communications and Computing
In the 1950s, a revolution began when glass and metal vacuum tubes were replaced with tiny and cheap transistors. Today, for the cost of a single vacuum tube, you can buy a computer chip with literally millions of transistors.
Condensed Matter
Oct 6, 2006
0
287
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 ...
Astronomy
Oct 6, 2006
0
195
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.
Astronomy
Oct 6, 2006
0
274
Scientists Determine the Nature of Black Hole Jets
NASA and Italian scientists using Swift have for the first time determined what the particle jets streaming from black holes are made of.
Astronomy
Oct 6, 2006
0
401
