Physical Review Letters

Quantum steps towards the Big Bang

(Phys.org) —Present-day physics cannot describe what happened in the Big Bang. Quantum theory and the theory of relativity fail in this almost infinitely dense and hot primal state of the universe. Only ...

Sep 03, 2013 4.4 / 5 (75) 109 | with audio podcast

Relaxation helps pack DNA into a virus

Researchers at the University of California, San Diego have found that DNA packs more easily into the tight confines of a virus when given a chance to relax, they report in a pair of papers to be published ...

May 26, 2014 4.8 / 5 (15) 1