Bitcoin bursts: Hacker currency gets wild ride (Update)

It's a promising form of electronic cash free from central bankers and beloved by hackers. It—Bitcoin—may also be in trouble, registering catastrophic losses that have sent speculators scrambling.

New technique measures evaporation globally

Researchers at Columbia Engineering and Boston University have developed the first method to map evaporation globally using weather stations, which will help scientists evaluate water resource management, assess recent trends ...

Cuba faces vast land losses as sea levels rise

Cuba risks losing a vast stretch of beach front homes and pristine coastal habitat by 2050, because of rapidly rising sea levels, a top environmental official warned Thursday.

page 2 from 11