A female gray wolf, her mate and at least three pups are the second pack of wolves spotted in Northern California since the species went extinct there in 1924, state wildlife officials said Wednesday.
Ecology
Jul 6, 2017
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18
SpaceX on Wednesday deployed a broadband communications satellite for IntelSat, after twice ditching launch plans in the final seconds before liftoff earlier this week.
Space Exploration
Jul 6, 2017
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4
As the United States expands surveillance technologies on, above and below its 1,900-mile-long border with Mexico, operating them effectively grows more challenging.
Engineering
Jul 6, 2017
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4
