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General Science / Biology news 1234

Researchers study bacterium big enough to see -- the Shaquille O'Neal of bacteria

May 07, 2008 | User rating: 4.5 / 5 after 14 vote(s) | User comments: 2

Well, perhaps not quite Shaquille O'Neal. But it is Shaq-teria. The secret to an unusual bacterium's massive size -- it's the size of a grain of salt, or a million times bigger than E. coli bacteria, and big ...


It started with a squeak: Moonlight serenade helps lemurs pick mates of the right species

May 07, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

Lonely hearts columns testify that finding a partner can be hard enough, but at least most human beings can be fairly certain that when we do we have got one of the right species. Things aren’t so simple for ...


Superbug genome sequenced

May 07, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

The genome of a newly-emerging superbug, commonly known as Steno, has just been sequenced. The results reveal an organism with a remarkable capacity for drug resistance. The research was carried out by scientists ...


Bread mold may hold secret to eliminating disease-causing genes

May 08, 2008 | User rating: not shown ( 3 vote(s) ) | No comments yet

When most people discover mold on their bread, they immediately throw it out. Others see a world of possibilities in the tiny fungus. A University of Missouri scientist, along with a collaborative research team, has examined ...


Genetic 'tag team' keeps cells on cycle

May 07, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

By surveying the activity of thousands of genes at several different time points, researchers at the Duke Institute for Genome Sciences & Policy have uncovered new evidence that a network of influential genes act as a kind ...


New study analyzes why endangered parrot population isn't recovering

May 07, 2008 | User rating: not shown ( 3 vote(s) ) | No comments yet

The population of wild Puerto Rican parrots, among the most endangered birds in the world, has languished for decades, with several dozen remaining birds unable to break through the bottleneck that prevents ...


Seagulls: Are males the weaker sex?

May 07, 2008 | User rating: not shown ( 2 vote(s) ) | No comments yet

Male seagulls may be more vulnerable to their environment during embryonic development than females, according to Maria Bogdanova and Ruedi Nager from the University of Glasgow in the UK. Until now, the sex differences in ...


Rainfall and river networks prove accurate predictors of fish biodiversity

May 07, 2008 | User rating: not shown ( 2 vote(s) ) | No comments yet

Princeton researchers have invented a method for turning simple data about rainfall and river networks into accurate assessments of fish biodiversity, allowing better prediction of the effects of climate change ...


Survey shows US honey bee deaths increased over last year

May 07, 2008 | User rating: 3.5 / 5 after 6 vote(s) | User comments: 2

(AP) -- A survey of bee health released Tuesday revealed a grim picture, with 36.1 percent of the nation's commercially managed hives lost since last year.


Koalas at risk from climate change

May 07, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

(AP) -- Koalas are threatened by the rising level of carbon dioxide pollution in the atmosphere because it saps nutrients from the eucalyptus leaves they feed on, a researcher said Wednesday.


The cooperative view: New evidence suggests a symbiogenetic origin for the centrosome

May 06, 2008 | User rating: 4.1 / 5 after 14 vote(s) | No comments yet

Two scientists who relocated to the MBL in Woods Hole after their New Orleans laboratory was disrupted by Hurricane Katrina publish their study of centrosomal RNAs in this week's PNAS Online Early Edition.


Mouse can do without man's most treasured genes

May 06, 2008 | User rating: 4.6 / 5 after 8 vote(s) | No comments yet

The mouse is a stalwart stand-in for humans in medical research, thanks to genomes that are 85 percent identical. But identical genes may behave differently in mouse and man, a study by University of Michigan evolutionary ...


Stressed seaweed contributes to cloudy coastal skies, study suggests

May 06, 2008 | User rating: 4.9 / 5 after 10 vote(s) | No comments yet

Scientists at The University of Manchester have helped to identify that the presence of large amounts of seaweed in coastal areas can influence the climate.


Unraveling the Genomic Code for Development

May 06, 2008 | User rating: 4.9 / 5 after 9 vote(s) | No comments yet

Scientists at the California Institute of Technology have produced the first complete description of the complex network of genes that create a particular type of cell in an organism.


Life without TORC is 1 big struggle

May 06, 2008 | User rating: 4.6 / 5 after 5 vote(s) | User comments: 1

Humans and fruitflies – those pesky little buggers that are irresistibly attracted to overripe fruit – share more than a sweet tooth. Both rely on the same insulin-regulated molecular pathway to maintain their energy balance ...


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