News tagged with dark energy

Related topics:

Super-sharp radio 'eye' remeasuring the universe

(PhysOrg.com) -- Using the super-sharp radio "vision" of astronomy's most precise telescope, scientists have extended a directly-measured "yardstick" three times farther into the cosmos than ever before, an ...

Feb 19, 2011
4.6 / 5 (21) 16 | with audio podcast

The best way to measure dark energy just got better

(PhysOrg.com) -- Dark energy is a mysterious force that pervades all space, acting as a "push" to accelerate the Universe's expansion. Despite being 70 percent of the Universe, dark energy was only discovered ...

Jan 13, 2011
4.5 / 5 (11) 11 | with audio podcast

Cluster collisions switch on radio halos

(PhysOrg.com) -- This is a composite image of the northern part of the galaxy cluster Abell 1758, located about 3.2 billion light years from Earth, showing the effects of a collision between two smaller galaxy ...

Aug 30, 2010
4.8 / 5 (9) 0 | with audio podcast