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General Science / Biology news 1234

Cancer signatures uncovered

August 15, 2008 | User rating: 4.6 / 5 after 5 vote(s) | No comments yet

A new systematic analysis of the relationship between the neoplastic and developmental transcriptome provides an outline of trends in cancer gene expression. The research, published recently in BioMed Central's open access ...


Scientists Discover New Bird Species

August 15, 2008 | User rating: 4.3 / 5 after 13 vote(s) | No comments yet

Scientists at the Smithsonian Institution have discovered a new species of bird in Gabon, Africa, that was, until now, unknown to the scientific community. Their findings were published in the international ...


Worrying invasive snail found in Lake Michigan

August 15, 2008 | User rating: not shown ( 2 vote(s) ) | No comments yet

(AP) -- Scientists worry that a rapidly reproducing, tiny invasive snail recently found in Lake Michigan could hurt the lake's ecosystem. The New Zealand mud snail joins a long and growing list of nonnative species moving ...


Big-brained animals evolve faster

August 15, 2008 | User rating: 4.4 / 5 after 20 vote(s) | No comments yet

Ever since Darwin, evolutionary biologists have wondered why some lineages have diversified more than others. A classical explanation is that a higher rate of diversification reflects increased ecological ...


Australian officials to euthanize baby whale

11 hours ago | User rating: not rated yet | No comments yet

(AP) -- An Australian environmental official says an abandoned baby whale that has been attempting to suckle boats in the waters off north Sydney will be euthanized.


Indiana ramps up its control efforts against kudzu

11 hours ago | User rating: not shown ( 1 vote(s) ) | No comments yet

(AP) -- A fast-growing vine that's left parts of Indiana beneath tangles of greenery is coming under assault as the state ramps up its efforts to kill the leafy invader.


Bone marrow stem cells may help control inflammatory bowel disease

August 20, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

Massachusetts General Hospital (MGH) investigators have found that infusions of a particular bone marrow stem cell appeared to protect gastrointestinal tissue from autoimmune attack in a mouse model. In their report published ...


New research touches a nerve

August 20, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

University of Queensland researchers have traced the origins of one of the most important steps in animal evolution – the development of nerves.


Prospects grim for abandoned baby whale in Sydney

August 20, 2008 | User rating: not shown ( 1 vote(s) ) | User comments: 1

(AP) -- A hungry and abandoned humpback whale calf that has been trying to suckle from boats in the waters off north Sydney rebuffed fresh attempts by wildlife workers to return it to the open ocean Wednesday ...


Study finds foul owls use faeces to show they are in fine feather

August 20, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

Some years ago, within the Department of Conservation Biology of the Estación Biológica de Doñana (EBD-Consejo Superior de Investigaciones Científicas; Seville, Spain), a recently established group (colloquially named the ...


Fear of predators may be a bigger killer than the predators themselves

August 19, 2008 | User rating: 4.6 / 5 after 5 vote(s) | No comments yet

(PhysOrg.com) -- When biologists consider the effects that predators have on their prey, they shouldn’t just count the number of individuals consumed. According to a University of Rhode Island ecologist, they must also examine ...


Whale calf lost in Sydney waters, bonds with yacht

August 19, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

(AP) -- A lost humpback whale calf that bonded with a yacht it seems to think is its mother will likely die within days if it doesn't find another mother to adopt it, a wildlife official said Tuesday.


Future impact of global warming is worse when grazing animals are considered, scientists suggest

August 18, 2008 | User rating: 5 / 5 after 5 vote(s) | User comments: 3

The impact of global warming in the Arctic may differ from the predictions of computer models of the region, according to a pair of Penn State biologists. The team -- which includes Eric Post, a Penn State ...


Signals from the Atlantic salmon highway

August 18, 2008 | User rating: not shown ( 2 vote(s) ) | No comments yet

For years scientists have struggled to understand the decline and slow recovery of Atlantic salmon, a once abundant and highly prized game and food fish native to New England rivers. Biologists agree that poor marine survival ...


Scientists discover what drives the development of a fatal form of malaria

August 18, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

Platelets – those tiny, unassuming cells that cause blood to clot and scabs to form when you cut yourself – play an important early role in promoting cerebral malaria, an often lethal complication that occurs mostly in children. ...


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