Colombia volcano rumbles back to life

Officials in southern Colombia have issued a code orange alert for the newly-active Galeras volcano which they said could erupt in a matter of days or weeks, according to the state-run Geological and Mining Institute.

PCs shed pounds and CD drives, gain touch screens

(AP) -- Personal computers are changing - and not just because of the recent launch of Windows 7. Visit an electronics store and you might also find laptops are missing a familiar component. You could experiment with new ...

Japan aims to bury greenhouse gas emissions

Swathes of dirty clouds brood over a coal plant in rural Japan, but scientists are now hoping to send the pollutants the other way, deep into the bowels of Mother Earth.