Physics news

Setting a trap for gravity waves

In 1996 Uros Seljak was a postdoc at Harvard, contemplating ways to extract information from the cosmic microwave background (CMB). The distribution of anisotropies, slight temperature differences, in the ...

Mar 19, 2014 4.8 / 5 (16) 6

Heavy ions and lost resonance lines

Identifying the ns-np resonance lines in alkali-metal-like ions is an important issue in fusion plasma science in the view of spectroscopic diagnostics and radiation power loss. Whereas for n = 2, 3 and 4 ...

Mar 21, 2014 3.4 / 5 (5) 0

Football displays fractal dynamics

Football fascinates millions of fans, almost all of them unaware that the game is subject to the laws of physics. Despite their seemingly arbitrary decisions, players obey certain rules, as they constantly ...

Mar 19, 2014 5 / 5 (1) 0