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• Scientists baffled as dirty job on Mars goes awry

  - 2008-06-08

  PHOENIX -- The first sample of Martian dirt dumped onto the opening of the Phoenix lander's tiny testing oven failed to reach the instrument, and scientists said Saturday they will devote a few days to trying to determine the cause. Photos released by the University of Arizona team...

  Tags: job, Phoenix Technologies, Robots, scientist, University of Arizona

• Short-circuit glitch is found on Mars lander

  - 2008-05-31

  TUCSON, Ariz. -- Scientists for the Phoenix Mars Lander are wrestling with an intermittent short circuit on the spacecraft. The problem is in a device that will analyze ice and soil dug from the planet's surface, the scientists said Friday. The short circuit was found during testing done...

  Tags: Robots, scientist, University of Arizona

• Stand by for a parched America.

  - 2007-06-13

  Byline: Ivan Semeniuk Jun 13, 2007 (New Scientist - ABIX via COMTEX) -- Parts of the US may be headed for a prolonged drought, according to the University of Arizona's Laboratory of Tree-Ring Research. Scientists have warned that global warming may alter weather patterns,...

  Tags: scientist, University of Arizona

• A sunrise view of Mars

  - 2006-10-21

  Darkened gullies slice down the edge of a crater in one of the first high-resolution images sent by the Mars Reconnaissance Orbiter. The sharp edges of the channels suggest that they are no more than a few million years old. NASA scientists say that the braided gullies look as if...

  Tags: scientist, University of Arizona

• Designer peptides provide treatment

  - 2006-10-01

  Modified versions of naturally occurring peptide hormones that could be key to novel treatments of a variety of diseases--including eating disorders (anorexia, obesity), sexual dysfunction, and skin cancer--have been developed by chemists at the University of Arizona, Tucson. Melanotropins are peptide hormones produced in different parts of the body....

  Tags: chemist, scientist, University of Arizona

• The selfish gene that learned to cooperate.

  - 2006-08-14

  Byline: Kurt Kleiner Aug 14, 2006 (New Scientist - ABIX via COMTEX) -- A discovery by Aurora Nedelcu and Richard Michod has been described as an "important step forward" in genetics. The two scientists, from the University of New Brunswick in Canada and...

  Tags: altruism, scientist, University of Arizona

• Dicing with death.

  - 2006-08-01

  Byline: Hazel Muir Aug 01, 2006 (New Scientist - ABIX via COMTEX) -- Drugs that are prescribed for conditions not approved by regulators can do more harm than good and even cause death. This was the case with a drug used to treat...

  Tags: Government, Regulations, regulator, scientist, University of Arizona

• Global Warming Linked to Increase in Western U.S. Wildfires

  - 2006-07-12

  SAN BERNARDINO, California ENS — --> A runaway wildfire has destroyed several homes, and at least 1,500 residences and an equal number of other structures are threatened today in the central California areas of Pioneertown, Flamingo Heights, and Rim Rock. Evacuations are ongoing, and an evacuation Center has been set...

  Tags: California, firefighter, scientist, U.S., University of Arizona

• Improved methods of whitelfy control

  - 2006-04-01

  Is there a way to control pest populations without abusing insecticides? Absolutely, say Agricultural Research Service ARS scientists in Maricopa, Arizona, and researchers from the University of Arizona. The silverleaf whitefly, a common cotton pest, damages and kills crops by sucking their sap, spreading viruses, and excreting a sticky...

  Tags: conservation, PRODUCTIVITY, protein, scientist, University of Arizona

• Killer cotton.

  - 2005-11-02

  Nov 02, 2005 (New Scientist - ABIX via COMTEX) -- After eight seasons, pink bollworms are still being killed by the toxin produced by genetically modified cotton. This has surprised scientists, who...

  Tags: MARKETING, scientist, University of Arizona