Dawn probe reaches milestone approaching asteroid Vesta

(PhysOrg.com) -- NASA's Dawn spacecraft has reached its official approach phase to the asteroid Vesta and will begin using cameras for the first time to aid navigation for an expected July 16 orbital encounter. The large ...

Robots learn to share, validating Hamilton's rule (w/ video)

Using simple robots to simulate genetic evolution over hundreds of generations, Swiss scientists provide quantitative proof of kin selection and shed light on one of the most enduring puzzles in biology: Why do most social ...

Wall Street Journal circulation tops 2.11 million

The Wall Street Journal is the top daily newspaper in the United States with average print and digital circulation of 2.11 million, according to figures released on Tuesday.

BP fined $25 million over Alaska oil spill

BP has been fined $25 million and ordered to spend an estimated $60 million to improve pipeline safety in Alaska after a 2006 oil spill there, US authorities said Tuesday.

Protein identified as enemy of vital tumor suppressor PTEN

A protein known as WWP2 appears to play a key role in tumor survival, a research team headed by a scientist at The University of Texas MD Anderson Cancer Center reports in an advance online publication of Nature Cell Biology.

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