News tagged with background light

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 ...

Nov 28, 2012
5 / 5 (5) 4 | with audio podcast

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, ...

Aug 04, 2014
4.5 / 5 (11) 0

Do we need dark matter?

It's the biggest problem in physics: the matter we can see in the universe accounts for just five per cent of the observed gravity that holds galaxies together.

Nov 12, 2009
4.2 / 5 (22) 34

Backgrounds

You’ve probably heard of the cosmic microwave background, but it doesn’t stop there. The as-yet-undetectable cosmic neutrino background is out there waiting to give us a view into the first seconds ...

Jun 28, 2011
5 / 5 (9) 3

World of lights in the microcosmos

(PhysOrg.com) -- Light-emitting diodes are gaining ground: They are now being used as background lighting for displays. But the manufacturing of complex LED optics is still complex and expensive. A new technology ...

Jun 01, 2010
3.7 / 5 (3) 1
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