Dark Energy

A term that describes the accelerating expansion of the universe. The expansion may be caused by a "repulsive" force that makes the universe expand faster as it ages, a discrepancy in the laws of gravity, or some other phenomenon.


Dark Energy The universe seems to be pervaded with a...

Radio Programs

HETDEX Update An upgrade for dark energy Monday, November 4, 2013
Dark Energy Camera Some impressive astronomical snapshots Thursday, March 14, 2013
Dark Discovery Big rewards for a “dark” discovery Saturday, December 10, 2011
Cosmic Inflation IV Fast expansion in past and future Saturday, June 18, 2011
Telescope Facelift II Keeping a giant telescope on track Friday, June 3, 2011
Telescope Facelift A facelift in the name of science Thursday, June 2, 2011
HETDEX "Fingerprinting" dark energy Friday, October 15, 2010
Dark Energy III A critical cosmic ingredient Thursday, October 14, 2010
Dark Energy II Searching for the missing universe Wednesday, October 13, 2010
Dark Energy The universe expands faster Tuesday, October 12, 2010

Featured Images

Technicians replace equipment for HETDEX at McDonald Observatory
On (and Off) Track Monday, November 4, 2013
Artist's concept of upgraded Hobby-Eberly Telescope
Facelift for Science Friday, June 3, 2011
Hobby-Eberly Telescope at McDonald Observatory
Searching the Darkness Friday, October 15, 2010


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