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Fitness in a changing world: The genetics and adaptations of the Alaskan stickleback fish

Fitness in a changing world: The genetics and adaptations of the Alaskan stickleback fish

Biology /

created Oct 10, 2008 | popularity not rated yet | comments 0

The stickleback fish, Gasterosteus aculeatus, is one of the most thoroughly studied organisms in the wild, and has been a particularly useful model for understanding variation in physiology, behavior, life h ...


MRI 'best' for looking at breast cancer and more

Medicine & Health / Cancer

created Apr 11, 2008 | popularity 5 / 5 (1) | comments 0

The use of MRI is effective in differentiating the blood supply to medial and lateral breast tumors, which is important in treatment planning and prognosis according to a study conducted by researchers at the University of ...


Fish researcher demonstrates first 'non-visual feeding' by African cichlids

Biology / Plants & Animals

created Apr 13, 2009 | popularity not rated yet | comments 0

Most fish rely primarily on their vision to find prey to feed upon, but a University of Rhode Island biologist and her colleagues have demonstrated that a group of African cichlids feeds by using its lateral line sensory ...


The emerging story of plant roots

Biology /

created Jul 15, 2008 | popularity 3.7 / 5 (6) | comments 0

An international group of European and US scientists led by the Centre for Plant Integrative Biology at The University of Nottingham have uncovered a fascinating new insight into the unseen side of plant biology — the root.


Jade sheds light on Guatemala's geologic history

Space & Earth / Earth Sciences

created Jul 27, 2009 | popularity 4.8 / 5 (6) | comments 1

The shifting of tectonic plates in Central America has been poorly understood -- until now. New research on jade found along fault lines in Guatemala is helping geologists piece the puzzle of the past 130 million years.


How to effectively avoid many common complications and liver damage in bile duct exploration?

Medicine & Health / Other

created Mar 13, 2008 | popularity 4 / 5 (1) | comments 0

Micro-wound operation is becoming the trend in surgery in the 21st century and laparoscopic surgery is regarded as an important component of micro-wound surgery.


Amyotrophic lateral sclerosis may involve a form of sudden, rapid aging of the immune system

Medicine & Health / Research

created Oct 08, 2009 | popularity not rated yet | comments 0

Premature aging of the immune system appears to play a role in the development of amyotrophic lateral sclerosis (ALS), or Lou Gehrig's disease, according to research scientists from the Maxine Dunitz Neurosurgical Institute ...


Researchers find first-ever 'wanderlust gene' in tiny bony fish

Researchers find first-ever 'wanderlust gene' in tiny bony fish

Biology / Plants & Animals

created Aug 05, 2009 | popularity 5 / 5 (4) | comments 0

(PhysOrg.com) -- A gene previously associated with physical traits is also dictating behaviour in a tiny fish widely regarded as a living model of Darwin's natural selection theory, according to a University ...


Scientists find a common link of bird flocks, breast milk and trust

Scientists find a common link of bird flocks, breast milk and trust

Biology / Plants & Animals

created Aug 13, 2009 | popularity not rated yet | comments 0

What do flocks of birds have in common with trust, monogamy, and even breast milk? According to a new report in the journal Science, they are regulated by virtually identical neurochemicals in the brain, known ...


Plants recognize siblings, and UD researchers have discovered how

Plants recognize siblings, researchers discover how

Biology / Plants & Animals

created Oct 14, 2009 | popularity 5 / 5 (11) | comments 0

Plants may not have eyes and ears, but they can recognize their siblings, and researchers at the University of Delaware have discovered how.


Vaccines have not curbed rate of ear infection complications

Medicine & Health / Diseases

created Oct 07, 2009 | popularity 5 / 5 (1) | comments 0

The introduction of pneumococcal vaccines for treating otitis media in children has not prevented complications from occurring, according to new research presented at the 2009 American Academy of Otolaryngology-Head and Neck ...


Signaling between protein, growth factor is critical for coordinated cell migration

Medicine & Health / Research

created Nov 10, 2008 | popularity 5 / 5 (1) | comments 0

The mysterious process that orchestrates cells to move in unison to form human and animal embryos, heal wounds, and even spread cancer depends on interaction between two well-known genetic signaling pathways, two University ...


Yale team finds mechanism that constructs key brain structure

Scientists find mechanism that constructs key brain structure

Medicine & Health / Neuroscience

created Sep 16, 2009 | popularity 5 / 5 (4) | comments 0

Yale University researchers have found a molecular mechanism that allows the proper mixing of neurons during the formation of columns essential for the operation of the cerebral cortex, they report in the ...


Neuronal correlates of the set-size effect in monkey lateral intraparietal area

Biology /

created Jul 01, 2008 | popularity 5 / 5 (1) | comments 0

It is well known that the brain is limited in the amount of sensory information it can process at any given time. During an everyday task such as finding an object in a cluttered environment (known as visual search), observers ...


'Armored' fish study helps strengthen Darwin's natural selection theory

Biology /

created Aug 28, 2008 | popularity 3.9 / 5 (11) | comments 8

Shedding some genetically induced excess baggage may have helped a tiny fish thrive in freshwater and outsize its marine ancestors, according to a UBC study published today in Science Express.