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Friday, July 27, 2018

Gaia: Mapping a Billion Stars

Gaia is a space telescope that maps the positions of more than 1 billion stars to the highest precision yet of any mission.

from Space.com https://ift.tt/2OojnBq
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How Fake Reviews Hurt Us and Amazon

By BY SHIRA OVIDE from NYT Technology https://ift.tt/2ISExt7