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Dark Energy really is an Energy, not a different behaviour of Gravity



 
 
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Old May 20th 11, 01:29 AM posted to sci.astro,sci.physics
Yousuf Khan[_2_]
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Default Dark Energy really is an Energy, not a different behaviour of Gravity

Well, I'm not sure I believe these findings, it seems rather tenuous to
me. I don't see a strong proof against gravity (or rather anti-gravity)
here. But anyways, all sides need to be heard to make a decision.

Yousuf Khan

***

Dark energy is real, new evidence indicates - Technology & science -
Space - Space.com - msnbc.com
" A census of 200,000 galaxies may confirm that the mysterious force of
dark energy is what is pulling the universe apart at ever-increasing
speeds, a new study finds.

The results of the five-year galactic survey offer new support for the
favored theory of how elusive dark energy works — as a constant force,
uniformly affecting the universe and driving its runaway expansion.

The new findings contradict an alternate theory that gravity, and not
dark energy, is the force pushing space apart and causing it to expand.
That alternate theory challenges Albert Einstein's concept of gravity,
because it has gravity acting at great distances as a repulsive force
rather than an attractive one.

The galaxy survey, which looked at galaxies that were up to 7 billion
years old, used data from NASA's space-based Galaxy Evolution Explorer
(GALEX) and the Anglo-Australian Telescope on Siding Spring Mountain in
Australia. "
http://www.msnbc.msn.com/id/43097938...science-space/
 




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