Kerry urges global strategy to save the world's oceans

US Secretary of State John Kerry Monday called for a global strategy to save the world's oceans, saying everyone had a "shared responsibility" to protect the seas covering 75 percent of the planet.

US delays decision on Keystone pipeline project

The United States announced Friday a fresh delay on a final decision regarding a controversial Canada to US oil pipeline, saying more time was needed to carry out a review.

Kerry: Some NSA surveillance reached 'too far'

Secretary of State John Kerry's remark that some National Security Agency surveillance "reached too far" was the first time a high-ranking Obama administration official acknowledged that U.S. snooping abroad might be seen ...

Scientists find asymmetry in topological insulators

New research shows that a class of materials being eyed for the next generation of computers behaves asymmetrically at the sub-atomic level. This research is a key step toward understanding the topological insulators that ...

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