December 27, 2014 -- Updated 2325 GMT (0725 HKT)
The Sony hack reflects a new era where the ability to manipulate media and technology has increasingly become a critical strategic resource, writes Jeff Yang.
Today's politicians should follow Ronald Reagan's advice and invest in science, research and development, Fareed Zakaria says.
Artificial intelligence does not need to be malevolent to be catastrophically dangerous to humanity, writes Greg Scoblete.
When oil spills happen, researchers are faced with the difficult choice of whether to use chemical dispersants, authors say
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