Dark matter hides, physicists seek

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The CDMS II detectors (hexagons) are stacked in an icebox with six insulating layers to keep the instruments cold. Wires carry measurements from the detectors to computers outside.
The CDMS II detectors (hexagons) are stacked in an icebox with six insulating layers to keep the instruments cold. Wires carry measurements from the detectors to computers outside.

Scientists don't know what dark matter is, but they know it's all over the universe. Everything humans observe in the heavens—galaxies, stars, planets and the rest—makes up only 4 percent of the universe, scientists say. The remaining 96 percent is composed of dark matter and its even more mysterious sibling, dark energy.


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All News summaries for November 28, 2006

Dark matter, new planets could bring physics Nobel

3 hours ago | User rating: not rated yet
(AP) -- Scientists who have pursued dark matter, hunted for undiscovered planets and advanced nanotechnology were being touted Monday as candidates for the 2008 Nobel Prize in physics.

Bad connection caused atom smasher shutdown

3 hours ago | User rating: not rated yet
(AP) -- A bad electrical connection likely caused the malfunction that sidelined the world's largest atom smasher days after it was launched with great fanfare, a senior scientist said Monday.

Surface tension drives segregation within cell mixtures

Oct 06, 2008 | User rating: not rated yet
What does a mixture of two different kinds of cells have in common with a mixture of oil and water? The same basic force causes both mixtures to separate into two distinct regions.

Fuzziness on the road to physics' grand unification theory

Oct 06, 2008 | User rating: not rated yet
Leave it to hypothesized gravity to weigh down what physicists have thought for 30 years. If theoretical physicists, led by the University of Oregon's Stephen Hsu, are right, the idea that nature's forces ...

In quantum channels, zero plus zero can equal non-zero

Oct 06, 2008 | User rating: not rated yet
(PhysOrg.com) -- Physicists have discovered a strange characteristic of quantum communication channels. If two quantum channels each have a transmission capacity of zero, they may still have a nonzero capacity ...
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