News tagged with microwave radiation

Most distant detection of water in the Universe

(PhysOrg.com) -- Astronomers have found the most distant signs of water in the Universe to date. Dr John McKean of the Netherlands Institute for Radio Astronomy (ASTRON) will be presenting the discovery at ...

dateApr 22, 2009 in Astronomy
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US, Russia in dispute over computer attacks: report

Less than two weeks before President Barack Obama's visit to Moscow, the United States and Russia cannot agree how to counter the growing threat of cyberwar attacks that could wreak havoc on computer systems ...

dateJun 28, 2009 in Other
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Americans get most radiation from medical scans

(AP) -- We fret about airport scanners, power lines, cell phones and even microwaves. It's true that we get too much radiation. But it's not from those sources - it's from too many medical tests.

dateJun 14, 2010 in Health
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Terahertz technology: Seeing more with less

Terahertz technology is an emerging field that promises to improve a host of useful applications, ranging from passenger scanning at airports to huge digital data transfers. Terahertz radiation sits between ...

dateMay 08, 2013 in General Physics
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Baby universe picture brought closer to theory

Last year, the Planck Telescope revealed the most detailed picture of the cosmic microwave background, the relic radiation from the Big Bang. But this map contains features that challenge the standard model of cosmology, ...

dateAug 04, 2014 in Astronomy
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Image: Hubble peers at the heart of NGC 5793

(Phys.org) —This new Hubble image is centered on NGC 5793, a spiral galaxy over 150 million light-years away in the constellation of Libra. This galaxy has two particularly striking features: a beautiful ...

dateMar 24, 2014 in Astronomy
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Record-setting X-ray jet discovered

A jet of X-rays from a supermassive black hole 12.4 billion light years from Earth has been detected by NASA's Chandra X-ray Observatory. This is the most distant X-ray jet ever observed and gives astronomers ...

dateNov 28, 2012 in Astronomy
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