News tagged with background light

OLED brings out the shine

Screens made of organic light diodes promise unfathomable possibilities. Yet high production costs often prevent their widespread use. A new kind of production saves not only costs, but also improves the ...

Jun 07, 2013 5 / 5 (12) 1 | with audio podcast

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

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