News tagged with dark energy

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Radio telescopes extend astronomy's best 'yardstick'

Radio astronomers have directly measured the distance to a faraway galaxy, providing a valuable "yardstick" for calibrating large astronomical distances and demonstrating a vital method that could help determine the elusive ...

Jun 08, 2009
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Celebrating gravity’s light-bending landmark

(PhysOrg.com) -- Today Oxford University scientists are joining in a special celebration of the first test of Albert Einstein’s theory of gravity on the remote African island where the ground-breaking experiment ...

May 29, 2009
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Cosmology's best standard candles get even better

Members of the international Nearby Supernova Factory (SNfactory), a collaboration among the U.S. Department of Energy's Lawrence Berkeley National Laboratory, a consortium of French laboratories, and Yale ...

May 18, 2009
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Can R2 gravity explain dark matter?

(PhysOrg.com) -- "In many ways, the standard model of cosmology works very well," Jose Cembranos tells PhysOrg. "However, there are very basic features that we just do not know. We have dark energy and dark matter. They d ...

Apr 20, 2009 feature
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