• The technology, which works by measuring brightness variations in your face, does not require special hardware.

    ENGADGET

  • By analyzing measurements of 1207 RR Lyrae stars taken by the Catalina Mount Lemmon Telescope in Tucson, the team was able to observe dramatic brightness variations in these stars, taking place over periods as short as half a day.

    FORBES: Astronomers Confirm Milky Way's Most Distant Stellar Stream

  • Observations made in Europe have failed to see any variations in brightness that might be expected from a slowly spinning metallic object.

    BBC: New 'moon' found around Earth

  • Variations in these brightness patterns might reveal the presence of a moon orbiting a planet.

    MSN: News editor

  • "This type of behavior distinguishes real variations in surface brightness from mere lighting effects, " the NEAR mission team said in a statement.

    CNN: NASA unveils quartet of asteroid movies

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