Nanotechnology gives a boost to next-generation batteries

Non-aqueous lithium–oxygen (Li–O2) batteries could store energy at densities rivaling gasoline. Commercializing this emerging technology, however, will require breakthroughs that will allow the batteries to be recharged ...

O2 accidentally exposes customers' phone numbers

An untold number of U.K. residents may have unwittingly broadcast their numbers to sites across the Web while browsing the Internet with their cellphones during the past two weeks.

UK's O2 apologizes for smart phone service trouble

(AP) -- The head of mobile phone operator O2 has apologized to customers in the British capital who were unable to make calls after the group's network was swamped by people using smart phones such as Apple Inc.'s iPhone.

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