News tagged with intensity

Pulsar punches hole in stellar disk

A fast-moving pulsar appears to have punched a hole in a disk of gas around its companion star and launched a fragment of the disk outward at a speed of about 4 million miles per hour. NASA's Chandra X-ray Observatory is ...

dateJul 22, 2015 in Astronomy
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3D potential through laser annihilation

Whether in the pages of H.G. Wells, the serial adventures of Flash Gordon, or that epic science fiction saga that is Star Wars, the appearance of laser beams—or rays or phasers or blasters—ultimately meant the imminent ...

dateJun 16, 2015 in General Physics
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Herpes virus hijackers

The virus responsible for the common cold sore hijacks the machinery within our cells, causing them to break down and help shield the virus from our immune system, researchers from the University of Cambridge and colleagues ...

dateMay 22, 2015 in Cell & Microbiology
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Bringing together storm tracks and clouds

We often talk about future climate change in terms of "global warming." But when it comes to the impacts of global warming, regional changes in winds and precipitation are more relevant. The latter depend on how the circulation ...

dateSep 09, 2015 in Earth Sciences
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