Archive: 11/04/2011

US Cellular: We turned down iPhone

(AP) -- U.S. Cellular, the country's sixth-largest cellphone company, says it had the opportunity to carry the iPhone but turned it down because the phone is too expensive.

Nov 04, 2011 5 / 5 (1) 0

Not 1, not 2, not 3, but 4 clones!

Xi-Jun Ren and Yang Xiang from Henan Universities in China, in collaboration with Heng Fan at the Institute of Physics of the Chinese Academy of Sciences, have produced a theory for a quantum cloning machine able to produce ...

Nov 04, 2011 5 / 5 (2) 2 | with audio podcast

Nitrogen fertilizers' impact on lawn soils

Nitrogen fertilizers from farm fields often end up in aquatic ecosystems, resulting in water quality problems, such as toxic algae and underwater 'dead zones'. There are concerns that fertilizers used on lawns may also contribute ...

Nov 04, 2011 5 / 5 (1) 0