Brightsurf Science News & Current Events

May 24, 2009
Opposites attract -- how genetics influences humans to choose their mates
New light has been thrown on how humans choose their partners, says Professor Maria da Gra├ža Bicalho, of the University of Parana, Brazil.

Business calls for governments globally to take joined-up action on climate change
Fifty-eight leading companies globally, including Centrica, Ford and Nissan were surveyed by the Carbon Disclosure Project and AEA Technology to understand how current economic conditions will impact the essential business transformation to a low carbon economy.

Ocean life in olden days: Researchers upend modern notions of 'natural' animal sizes, abundance
Using such diverse sources as old ship logs, literary texts, tax accounts, newly translated legal documents and even mounted trophies, Census of Marine Life researchers are piecing together images -- some flickering, others in high definition -- of fish of such sizes, abundance and distribution in ages past that they stagger modern imaginations.

Historic Hubble Servicing Mission 4 ends with successful landing
The historic and successful Hubble Servicing Mission 4 concluded with a trouble-free Space Shuttle landing on Sunday.

NIST's LIDAR may offer peerless precision in remote measurements
By combining the best of two different distance measurement approaches with a super-accurate technology called an optical frequency comb, researchers at the National Institute of Standards and Technology have built a laser ranging system that can pinpoint multiple objects with nanometer precision over distances up to 100 km.

How superbugs control their lethal weapons
It appears some superbugs have evolved to develop the ability to manipulate the immune system to everyone's advantage.

P[acman]-generated fruit fly gene 'library': A new research tool
Using a specially adapted tool called P[acman], a collaboration of researchers led by Baylor College of Medicine has established a library of clones that cover most of the genome of Drosophila melanogaster (fruit fly) and should speed the pace of genetic research.

Award for pioneering stem cell research to mend broken bones
Funding from the Biotechnology and Biological Sciences Research Council could lead to the development of new and better treatments for broken bones and other orthopedic problems associated with aging.

Widely used cancer drug bevacizumab associated with significantly increased risk of gastrointestinal perforation
Cancer patients treated with the widely used drug bevacizumab in combination with chemotherapy are at significantly greater risk of potentially life-threatening gastrointestinal perforations (a hole in the wall of the stomach, small intestine or large bowel) -- particularly patients with advanced colorectal cancer and renal cell cancer, according to an article published online first and in the June edition of the Lancet Oncology.

Psychologists find that head movement is more important than gender in nonverbal communication
University of Virginia psychologists and computer scientists have found that gender is less important than head motion in the nonverbal dynamics of how people converse.

Study indicates people by nature are universally optimistic
Despite calamities from economic recessions, wars and famine to a flu epidemic afflicting the Earth, a new study from the University of Kansas and Gallup indicates that humans are by nature optimistic.

Monash researchers lead the way in blood clotting discovery
A Monash-led research team has discovered an entirely new mechanism that promotes blood clot formation -- a major breakthrough that will impact on treatment and prevention of heart disease and stroke.

Yeast missing sex genes undergo unexpected sexual reproduction
An emerging form of the pathogenic yeast Candida is able to complete a full sexual cycle in a test tube, even though it's missing the genes for reproduction.
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