Sunday, 1 July 2012
"Dark Energy" --Do Distant Supernovas Prove Its Existence? (Holiday Weekend Feature)
"Dark Energy" --Do Distant Supernovas Prove Its Existence? (Holiday Weekend Feature): Observations of supernova explosions halfway back to the Big Bang give plausible evidence that the expansion of the universe has been accelerating since that epoch, approximately 8 billion years ago and suggest that energy associated with the vacuum itself may...
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