Researchers map global economy in collaboration with LinkedIn

A small team of researchers at Indiana University has created the first global map of labor flow in collaboration with the world's largest professional social network, LinkedIn. The work is reported in the journal Nature ...

Saturn, Mars and Venus line up in June sky

(PhysOrg.com) -- As darkness falls at the beginning of June, three planets will form a long line in the western sky. Saturn will be at the upper left, Mars in the middle and Venus at the lower right.

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