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Sunday, November 25, 2018

How the Mars Moon Phobos Got Its Grooves

The weird linear grooves scoring the surface of the Mars moon Phobos were carved by boulders knocked loose by a giant impact, a new study suggests.

from Space.com https://ift.tt/2TDf5bM
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How Fake Reviews Hurt Us and Amazon

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