The Presidential Daily Brief

intriguing

  1. Scientists Trace First Dust Particles From Outside Solar System

    When the dust settled, scientists got to work. Seven microscopic particles of dust — brought to Earth by NASA’s Stardust probe — could be the first material from outside our solar system to make a landing. Scientists believe the “precious particles” were created in interstellar space — material originating in stars before the birth of the sun and condensed into solid particles. If confirmed, the clean-up act could shed light on the makeup of the cosmos.

    New ScientistThe GuardianBBC

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