Related topics: barack obama

Study helps explain sea ice differences at Earth's poles

Why has the sea ice cover surrounding Antarctica been increasing slightly, in sharp contrast to the drastic loss of sea ice occurring in the Arctic Ocean? A new NASA-led study finds the geology of Antarctica and the Southern ...

Twitter says hackers compromise 250K accounts

Twitter confirmed Friday that it had become the latest victim in a number of high-profile cyber-attacks against media companies, saying that hackers may have gained access to information on 250,000 of its more than 200 million ...

page 3 from 29