Tag: "conflict" at biology news

New textbook illuminates the close links between evolutionary and molecular biology

...esses such as natural selection, optimization, and conflict occur at the molecular level as well as the organismal and ecological levels. They illuminate evolutionary principles and mechanisms with examples from across the spectrum of lifefrom jumping genes and RNA molecules, to populations of yeast and E. ...

Lost forest yields several new species

...conservation organization (WWF). In spite of the conflict and related degradation in the area, the survey team found that some 1,000 square kilometers have remained intact, from the shores of Lake Tanganyika up to elevations of 2,725 meters above sea level. In addition to the new animal species, the survey ...

AAAS analysis finds Congress would add billions to FY 2008 R&D investment

... billion, Koizumi sees the possibility of a budget conflict that could extend into FY 2008. Because the president has threatened to veto any appropriations bills that exceed his budget request, these R&D increases could disappear or diminish this fall in negotiations between the president and Congress over...

ASU researchers partner with UOP to make biofuel for military jets a reality

...are non-food/feed sources, so there is no inherent conflict of using food crop plants for fuel rather than for food, said Hu and Sommerfeld. Also, algae can be grown on land that is unsuitable for agriculture and can use saline or brackish water, making the algae feedstock production system complementary rath...

Rare example of Darwinism seen in action

...ce that supports a controversial theory of genetic conflict in the reproduction of those animals that support ...eir developing offspring through a placenta. The conflict has been likened to a battle of the sexes or an arms race at the molecular level between mothers and...

MicroRNA conflict resolution

...ress translation, and helps to resolve the current conflict over the precise mechanism of miRNA action. Dr. Yokoyama and colleagues developed a cell-free system using extracts from human epithelial cells that were engineered to over-express specific miRNA pathway components. They introduced exogenous let-7...

Parents seeking sex abandon 1 in 3 offspring

...& Biochemistry. Our findings reveal an intensive conflict between males and females over care that has affected the behavioural evolution of this species. ...

Save our reef, save our heritage

...ers posed by climate change, natural disasters and conflict will be the focus of discussion at the ICOMOS conf...tural disasters, climate change, globalisation and conflict are recognised as real risks by governments worldwide. However, their impact on the worlds natural a...

MIT IDs mechanism behind fear

...rs - including hundreds of soldiers returning from conflict in Iraq and Afghanistan. The team will report their results in the July 15 advance online publication of Nature Neuroscience. A study conducted by the Army in 2004 found that one in eight soldiers returning from Iraq reported symptoms of post-tr...

Desertification: UN experts prescribe global policy overhaul to avoid looming mass migrations

... perverse incentives, exacerbating competition and conflict over the use of land and natural resources. Amon...ironmental goals: food security and famine relief, conflict and migration prevention, better health and poverty reduction, desertification and climate change av...

Wood ant queen has no egg-laying monopoly

... so persistently trying, and how does this ongoing conflict over reproduction affect colony functioning as a whole....

A small leak will sink a great ship

... is solely controlled by C. The new results are in conflict with an important mechanistic prediction of this model and replace a static spatial control by a temporal dynamic one....

Sex in the morning or the evening?

Most research on sexual conflict ignores the fact that the fitness pay-offs of mating may change drastically over a short timescale, for example over a single day. In fowl, the probability that an insemination results in fertilization is lowest around midday when oviposition occurs ...

CU study reveals why starling females cheat

...Rubenstein said it suggests that there may be less conflict between the sexes than in other species. He is currently researching this issue. While it has long been known that males of many species cheat and mate widely to produce as many offspring as possible to spread their genes, the reasons behind female...

Massive herds of animals found to still exist in Southern Sudan

...nservation value and strategic importance beset by conflict over resources. The significance of this find and...dors. Widespread automatic weapons used during the conflict are now being used by unauthorized individuals for poaching and commercial, unsustainable hunting. T...

Research suggests men's sexual behavior adapts to perceived threats

...gh this review focused on male adaptations, sexual conflict between males and females produces a co-evolutionary arms race between the sexes, in which an advantage gained by one sex selects for counter-adaptations in the other sex."...

Forest elephants at risk from the illegal ivory trade

...f forest elephants, and important if humanelephant conflict is to be minimized, yet they are disappearing fast. Given that this study describes the situation in and around well-established protected areas and remote forest, the researchers point out that the conservation status of forest elephants is probab...

Moral judgment fails without feelings

...nts in which an aversive action is put into direct conflict with a strong utilitarian outcome. It is the feeling of aversion that normally blocks humans from harming each other. Damasio described it as a combination of rejection of the act, but combined with the social emotion of compassion for that particu...

MIT engineer works toward clean water, more

... for most people in the world relates not to armed conflict but to 'common good' social, environmental and economic challenges, for example, the simple need for safe water." ...

Tests to reveal levels of depleted uranium in army personnel

...Bosnia in 1994-5, Kosovo in 1999 and in the latest conflict in Iraq. While DU weapons can reduce casualties amongst the forces using them, there may be long-term risks to the health of those exposed to them, either through shrapnel wounds or inhalation, and risks, also, to the environment. The test was de...

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(Date:10/16/2014)... have challenged conventional thinking on how the bowel lining ... for how bowel cancer starts. , The researchers produced ... regenerating the ,crypts, that are a feature of the ... in bowel cancer development, a controversial finding as scientists ... Using 3D imaging technologies, Dr Chin Wee Tan and ...
(Date:10/16/2014)... causes severe respiratory tract infections and worldwide claims ... at VIB and Ghent University have succeeded in ... common virus infection. , Xavier Saelens (VIB/UGent): ... the way for the development of a novel ... causes suffering in numerous small children and elderly ...
(Date:10/16/2014)... -- NXT-ID, Inc. (NASDAQ: NXTD and ... focused on the growing mobile commerce market announces that ... Smart Wallet, at the 13 th annual Future ... conference on the intersection of technology and the economy. ... founder and publisher of the Strategic News Service™, the ...
Breaking Biology News(10 mins):Cryptic clues drive new theory of bowel cancer development 2New perspectives for development of an RSV vaccine 2NXT-ID Inc. to Present at 13th Annual FiRe Conference 2NXT-ID Inc. to Present at 13th Annual FiRe Conference 3
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