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Supercomputing

E=mc^2 Verified In Quantum Chromodynamic Calculation 268

Posted by kdawson from the tee-shirts-were-right-all-along dept.
chirishnique and other readers sent in a story in AFP about a heroic supercomputer computation that has verified Einstein's most famous equation at the level of subatomic particles for the first time. "A brainpower consortium led by Laurent Lellouch of France's Centre for Theoretical Physics, using some of the world's mightiest supercomputers, have set down the calculations for estimating the mass of protons and neutrons, the particles at the nucleus of atoms. ... [T]he mass of gluons is zero and the mass of quarks is only five per cent. Where, therefore, is the missing 95 per cent? The answer, according to the study published in the US journal Science on Thursday, comes from the energy from the movements and interactions of quarks and gluons. ... [E]nergy and mass are equivalent, as Einstein proposed in his Special Theory of Relativity in 1905." Update: 11/21 15:50 GMT by KD : New Scientist has a slightly more technical look at the accomplishment.

Comment Linus did not get a fair interview (Score 1) 548

by hansreiser (#15854738) Attached to: Torvalds Critiques of GPLv3 and FSF Refuted
While I suspect I disagree with Linus on this topic, I think the journalist did not do a good job of portraying Linus's views in a way that best brings out his argument and that argument's strongpoints. Though of course, if I know that Linus did not get a fair opportunity to project his arguments at their best, then maybe I know that I don't know whether I would agree with Linus.....

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