News tagged with speed of light

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Researchers create light from 'almost nothing'

(PhysOrg.com) -- A group of physicists working out of Chalmers University of Technology in Gothenburg, Sweden, have succeeded in proving what was until now, just theory; and that is, that visible photons could ...

Jun 06, 2011 report
4.9 / 5 (43) 59 | with audio podcast

Variables of nature

Within physics there are certain physical quantities that play a central role. These are things such as the mass of an electron, or the speed of light, or the universal constant of gravity. We aren't sure ...

Sep 05, 2014
4.8 / 5 (38) 11

Light particles illuminate the vacuum

Researchers from the Finnish Aalto University and the Technical Research Centre of Finland succeeded in showing experimentally that vacuum has properties not previously observed. According to the laws of ...

Feb 26, 2013
4.8 / 5 (35) 415 | with audio podcast