Tech & Science

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Inside Trump's New Visa Review

President Donald Trump ordered a review of the U.S. visa program for bringing high-skilled foreign workers into the country, putting technology firms on notice that possible changes may be ahead.
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A Moon of Saturn is Habitable

NASA scientists announced today that Enceladus, the sixth-largest moon of Saturn, has hydrothermal vents that are actively releasing hydrogen. Because such ecosystems are known to support life, the discovery confirms that Enceladus is a habitable environment.

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