Survey: You are fat, but I am not

The Pew Research Center in Washington says Americans believe their fellow Americans have become fat -- but not themselves.

Generally Speaking: A Primer on General Relativity

“The one sentence statement of general relativity is that ‘gravity is the curvature of spacetime,’” explains Dr. Sean Carroll, assistant professor of physics at the University of Chicago. “Really, the differences ...

The great Easter egg hunt: The void's incredible richness

An image made of about 300 million pixels is being released by ESO, based on more than 64 hours of observations with the Wide-Field Camera on the 2.2m telescope at La Silla (Chile). The image covers an 'empty' region of the ...

Team to develop materials to bend lightwaves backwards

A University of Michigan research team will receive a combined total of $5 million over the next five years to support an interdisciplinary research project on negative refraction—or bending lightwaves downward.

Relationship of brain and skull more than just packaging

People usually think of the skull as packaging for the brain and researchers usually investigate them separately, but a team of researchers now thinks that developmentally and evolutionarily that the two are incontrovertibly ...

Mars Orbiting Cameras Debut

Researchers today released the first Mars images from two of the three science cameras on NASA's Mars Reconnaissance Orbiter. Images taken by the orbiter's Context Camera and Mars Color Imager during the first tests of those ...

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