Related topics: light · laser · galaxies · physical review letters · stars

In the heart of Cygnus, NASA's Fermi reveals a cosmic-ray cocoon

(PhysOrg.com) -- The constellation Cygnus, now visible in the western sky as twilight deepens after sunset, hosts one of our galaxy's richest-known stellar construction zones. Astronomers viewing the region at visible wavelengths ...

New glass stamp may make cheaper, more precise biosensors

Advances in microchip technology may someday enable clinicians to perform tests for hundreds of diseases -- sifting out specific molecules, such as early stage cancer cells -- from just one drop of blood. But fabricating ...

Nanobelts support manipulation of light

(PhysOrg.com) -- They look like 2-by-4s, but the materials being created in a Rice University lab are more suited to construction with light.

Small distant galaxies host supermassive black holes

(PhysOrg.com) -- Using the Hubble Space Telescope to probe the distant universe, astronomers have found supermassive black holes growing in surprisingly small galaxies. The findings suggest that central black holes formed ...

Coke cans focus sound waves beyond the diffraction limit

(PhysOrg.com) -- When trying to focus sound waves into as small an area as possible, scientists run into a fundamental limit called the diffraction limit. That is, when sound waves are focused into a region smaller than one ...

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