Physics - General Physics news

Variable physical laws

Physical quantities such as the speed of light, the gravitational constant and the electron mass are believed to be the same independent of where and when they appear in the universe. Therefore, they are known as constants ...

Jun 08, 2006
4.6 / 5 (85) 1

What Anthropic Reasoning Can Really Tell Us

Anthropic reasoning is under debate in the scientific community, and is considered by some as a cop-out. It has now lost further ground as physicists show that anthropic conclusions mostly reflect our biases ...

Feb 08, 2008 feature
4 / 5 (96) 26

Scientists create light from vacuum

(PhysOrg.com) -- Scientists at Chalmers University of Technology have succeeded in creating light from vacuum – observing an effect first predicted over 40 years ago. The results will be published tomorrow ...

Nov 17, 2011
4.8 / 5 (80) 105 | with audio podcast