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Caltech's Cosmic Web Imager Directly Observes "Dim Matter"
2014-04-30 03:53:16

Caltech astronomers have taken unprecedented images of the intergalactic medium (IGM)—the diffuse gas that connects galaxies throughout the universe—with the Cosmic Web Imager, an instrument designed and built at Caltech.


Word of the Day
gammon
  • To play, gamble.
  • To impose upon; delude; trick; humbug; also, to joke; chaff.
  • A deceitful game or trick; trickery; humbug; nonsense.
The word 'gammon' in the sense of 'joke, trick' may come from 'backgammon'.
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