Further Tests Designed for Rover's Right-Rear Wheel

(PhysOrg.com) -- A series of diagnostic tests on Spirit's right-rear wheel on sols 2104 and 2105 (Dec. 3 and 4) investigated stalls that occurred on Sol 2099 (Nov. 28) and earlier. The rover team cannot draw any conclusions ...

One Can Act Without Group Support; Even in the Bacterial World

(PhysOrg.com) -- A single bacterium can act alone, performing the same kinds of actions that a group normally does. The behavior of that bacterium can be manipulated at the cellular level. That’s the intriguing finding ...

Gallium nitride transistor could replace silicon

(PhysOrg.com) -- A Cornell researcher has created an extremely efficient transistor made from gallium nitride, which may soon replace silicon as king of semiconductors for power applications.

Google bundles coverage from NY Times, Wash. Post

(AP) -- Google is testing a new service that packages stories from The New York Times and The Washington Post to make it easier for readers to follow evolving news stories.

Prof gets messages from space

(PhysOrg.com) -- Barbara Frisken received several messages from outer space this year on her answering machine.

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