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Thursday, December 6, 2018

A Helium Tail Trails This Fluffy Alien Planet

As a Jupiter-size world swings around its small but active star, bombarded by radiation, the planet leaves behind a tail of escaping helium as wide as itself — and researchers have spotted this tail from the ground.

from Space.com https://ift.tt/2SvkWP2

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How Fake Reviews Hurt Us and Amazon

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