Navigation Links
Theory in Biological News

Life on Earth came from other planets

... Church are of the same mind and embrace the theory of "abiogenesis" also known as the "organic ... There is, however, no evidence to support the theory of "abiogenesis," which has been repeatedly ... has miserably failed and up until now every theory proposed to explain the origin of life has been ...

New theory on why male, female lemurs same size

... In a newly published paper, Dunham offers a new theory for one of primatology's long-standing mysteries: ... lemurs led her to put forward another important theory last year. Published in the journal Animal Behavior , the theory suggests that female lemurs tend to dominate ...

New theory gives more precise estimates of large-scale biodiversity

... Berkeley professor of energy and resources. "This theory provides a much more accurate means of doing ... of life in different habitats," he said. "The new theory is probably going to reduce the direness of the ... colleague Jessica Green showed in 2003 that the theory of fractals, which posits that physical patterns ...

Humans related to orangutans, not chimps, says new Pitt, Buffalo Museum of Science study

... PITTSBURGHNew evidence underscores the theory of human origin that suggests humans most likely ... one another. Schwartz and Grehan compare this theory of ancestral distribution with one designed to ... comparisons are often flawed: There is no theory holding that molecular similarity necessarily ...

Biologists devise unifying framework to explain evolutionary puzzles

... author of two books that challenge the Darwinian theory of sexual selection, which says that competition ... traits. Roughgarden's new "social selection" theory argues, however, that cooperative processes of ... mathematical models that use cooperative game theory to test their hypotheses. The NIMBioS working ...

Biologists consider unifying framework to explain evolutionary puzzles

... author of two books that challenge the Darwinian theory of sexual selection, which says that competition ... traits. Roughgarden's new "social selection" theory argues, however, that cooperative processes of ... mathematical models that use cooperative game theory to test their hypotheses. The NIMBioS working ...

Princeton geoscientist offers new evidence that meteorite did not wipe out dinosaurs

... with her studies challenging a popular theory that an asteroid wiped out the dinosaurs has ... colonizing the ocean floor. This would quash a theory advanced by some that a massive tsunami followed ... She discovered that the evidence for the asteroid theory was not so clear. In field investigations, she ...

Rumbaugh's theory links positions of Wilson, Skinner

... Ape Trust Scientist Emeritus Dr. Duane Rumbaugh's theory of rational behaviorism and emergents as a bridge ... thought. Rumbaugh and colleagues published their theory in 2002, offering a substantially new perspective ... said that through his book, Naour is making the theory of rational behaviorism and emergents more ...

Clarke clarifies pattern recognition theory

... misconceptions about Clarke's pattern recognition theory of humour. "There are two major misconceptions ... Clarke. "First there is the assumption that this theory suggests that the deviation from a pattern is ... causality." The apparent simplicity of the theory and the information-processing system it suggests ...

UK researcher identifies just 8 patterns as the cause of all humor

... goes on to demonstrate the universality of the theory by showing how these few basic patterns are ... "One of the most beautiful things about the theory is that, while denying all previous theories, it ... a series regarding Clarke's Pattern Recognition theory Of Humour, which posits the fundamental role ...

Heinz Maier-Leibnitz Prizes 2009: Six young researchers recognized for outstanding achievements

... shale, through to palaeoclimate research. His theory that glaciation was possible during the ... in the world in the field of probability theory and statistical physics. In his studies of ... The KPZ class is also closely related to the theory of random matrices. Ferrari has also demonstrated ...

Forget the antioxidants? McGill researchers cast doubt on role of free radicals in aging

... tied to what is called oxidative stress. This theory postulates that when molecules like free ... , are calling the entire oxidative stress theory into question. Their results show that some ... most of the evidence for the oxidative stress theory is circumstantial, meaning oxidative stress could ...

Darwin's seminal impact on biology, anthropology, philosophy and psychology

... the Universit de Montral, has been teaching the theory of natural selection for two decades. The theory stipulates that all organisms best suited to ... Bouchard who teaches a class on the impact of the theory of evolution on philosophical thought. "Darwin ...

New method monitors critical bacteria in wastewater treatment

... treatment facilities and have verified a theory that copper is vital to the proper functioning of ... researchers used their new technique to verify a theory proposed decades ago that copper at the enzyme's ... the conversion. The researchers tested the theory by using chemicals to repeatedly alter the copper ...

Nearly a century later, new findings support Warburg theory of cancer

... 12, 2009) German scientist Otto H. Warburg's theory on the origin of cancer earned him the Nobel Prize in 1931, but the biochemical basis for his theory remained elusive. His theory that cancer starts from irreversible injury to ...

No place like home: New theory for how salmon, sea turtles find their birthplace

... home area and "imprint" on it, according to a new theory in the latest issue of the journal Proceedings ... lead to a way of testing the idea." The theory builds on previous studies with sea turtles by ... one problem making it difficult to test the new theory is the low survival rate of sea turtles. Only one ...

Two from one: Pitt research maps out evolution of genders from hermaphroditic ancestors

... stages of the evolution of separate sexes, a theory that holds that males and females developed from ... and provide the first evidence in support of the theory that the establishment of separate sexes stemmed ... flourished. "This is an important test of the theory of the early stages of sex chromosome evolution ...

Evolution's new wrinkle

... Department of Chemistry at Princeton. "Our new theory extends Darwin's model, demonstrating how ... who along with Charles Darwin co-discovered the theory of evolution. Wallace had suspected that certain ... observed protein chains. Standard evolutionary theory offered no clues. Applying the concepts of ...

Diversity of trees in Ecuador's Amazon rainforest defies simple explanation

... of how communities are organized; but a unified theory of diversity patterns in ecological communities ... of California, Los Angeles proposed a neutral theory of biodiversity based on more than 20 years of ... director of the Smithsonian in Panama. Neutral theory rests on the assumption that all species are ...

2 Alexander von Humboldt professorships go to LMU Munich

... of string theory, elementary particle physics in theory and experiment, especially at the Large Hadron ... between mathematical physics and phenomenology, theory and experiment and between elementary particle ... sign of a higher-dimensional membrane theory is namely the creation of mini black holes in the ...

Kazak apple research key to preventing blue mold

... resistance because of the apple's gene pool. A theory called "geography of genes" posits that breeders ... geographic area of origin. The geography of genes theory has assumed particular significance as fruits' ... quickly being eliminated. Based on this gene theory and looking for answers to the blue mold problem, ...

8 National Medals of Science awardees to be honored at gala, then the White House

... his fundamental contributions to the mathematical theory of modern data networks, and for the functional ... In this effort, he developed the mathematical theory of data networks. This was a decade before the ... (CDMA) wireless technology that transformed the theory and practice of digital communications. ...

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

... first publication of his natural selection theory proposed that challenging environments would lead ... Since then, scientists have advanced the theory by contributing an understanding of how genes ... study provides further evidence for Darwin's theory of natural selection by showing that ...

New book further supports controversial theory of 'Man the Hunted'

... and cooperation. "One major alternative theory that has gained more attention since we wrote the ... technicians working within the parameters of the theory but rarely questioning the validity of the theory itself," Sussman writes. Changing the ...

UT pathologists believe they have pinpointed Achilles heel of HIV

... Paul is the senior author on a paper about this theory in a June issue of the journal Autoimmunity Reviews . Additional data supporting the theory are to be presented at the XVII International ... changeability. The next step is to confirm our theory in human clinical trials," Paul said. Unlike ...

Ecological Society of America announces 2008 award recipients

... represents one of the first rigorous tests of the theory that ecological processes vary widely based on ... paper discusses neutral and niche partitioning theory and sets a framework for predictive ecological ... paper integrates several different sources of theory to address sustainability in changing social and ...

Mechanism and function of humor identified by new evolutionary theory

... of infants. Alastair Clarke explains: "The theory is an evolutionary and cognitive explanation of ... the same stimulus for different reasons. The theory further identifies the importance of pattern ... abilities of our species." Clarke's new theory of humour could also provide the basis for an ...

The myth of runner's high revisited with brain imaging

... senses was not clear until now. The most popular theory was and still is the 'Endorphin Hypothesis', ... However, since until now direct proof of this theory could not be provided; for technical reasons, it ... of Bonn have now subjected the endorphin theory to closer scrutiny. Ten athletes were scanned ...

Cornell researchers prove how plants transport sugars

... researchers have finally proven a long-standing theory of how this occurs. The findings not only deepen ... important in an era of climate change. The theory of transporting sugar, the polymer trap model, ... lab, is the paper's lead author. Turgeon's theory suggested that as sucrose, a form of sugar, ...

Breakthrough technology observes synapse in real time, supporting theory of vesicular recycling

... doing so, they've also laid to rest a competing theory as to how key cellular processes -- called ... vast bulk of the evidence suggests the former theory is actually the correct one, but it's been ... really closes the door on the 'kiss-and-run' theory of vesicular recycling." The new technology ...

Why do so many species live in tropical forests and coral reefs?

... model building on the so-called "neutral theory of biodiversity." "We're helping to refine and improve this theory because it might have important implications for ... in Italy. Among ecological theorists, neutral theory has sparked a six-year quarrel over the ...

Darwin Symposium at Field Museum offers broad overview of his science and its impact

... one-of-a-kind symposium on Charles Darwin and his theory of evolution, which continues to excite the world ... Simpson Theater. It will cover Darwin and his theory broadly and comprehensively and reveal new ... it to walk on land. At this time with the theory of evolution under attack in some quarters, the ...

Engineers study brain folding in higher mammals

... intact skull. Both have long been aware of a theory posited by their colleague, David Van Essen, ... in 1997 in the journal Nature, is a mechanical theory based on tension in the axons (the wiring through ... is the driving force of folding. Van Essens theory is one of only about a half dozen in the ...

Primate sperm competition: speed matters

... UC Irvine have found evidence that supports the theory that reproductive competition during the ... faster and stronger swimming sperm cells would in theory be more likely to successfully fertilize an egg. ... Species (CRES) at the San Diego Zoo about the theory that faster sperm could have an advantage in the ...

AIBS to cohost symposium on evolution, disease and human health

... work deals with development of population genetic theory as well as application of tools to make inference ... titled Evolution for Everyone: How Darwin's theory Can Change the Way We Think About Our Lives. Wilson uses evolutionary theory to study foraging behavior, altruism, and the ...

Primate behavior explained by computer 'agents'

... They have also found support for an existing theory of how dominant macaques make it to the safer ... agent models are an ordinary part of scientific theory building. We confirmed and extended previous ... where some theories got it wrong in this case a theory put forward for why macaques form either despotic ...

Which came first, the moth or the cactus?

... the flowers' chances to produce seeds. Historic theory predicts extreme ecological instability for this ... Desert to a fundamental rethinking of ecological theory for such mutualistic interactions. "I develop ... really happens," Holland said. Traditional theory of such mutualistic interactions leads to ...

The value of variation: Ecologists consider the causes and consequences

... institutions across North America and Europe. Traditionally, ecological theory has treated a population as a homogeneous set of individuals, implicitly ... and community structure," Bolnick said. "At present, mathematical theory is our only tool to determine the ecological effects of niche variation ...

Bad mitochondria may actually be good for you

... longer than normal mice. Mitochondrial oxidative stress is a popular theory explaining the aging process; over time, reactive oxygen species produced ... as they age a finding that seems to indicate the mitochondrial stress theory may not be correct. ...

Research shows that 'invisible hand' guides evolution of cooperative turn-taking

... enough to evolve the habit of taking turns." Using evolutionary game theory and computer simulations, Professor Colman and Dr Browning discovered a ... least, is guided by an 'invisible hand', as happens so often in Darwin's theory of natural selection." ...
Other Contents
(Date:10/15/2014)... have linked increased resistance to bacterial pneumonia in female ... hormone estrogen. , Females are naturally more resistant to ... scientists has shown that increased resistance to bacterial pneumonia ... oxide synthase 3 (NOS3). They also show that this ... female sex hormone estrogen. , The team, lead by ...
(Date:10/15/2014)... awarded the 44th Rosenstiel Award for Distinguished Work in ... exploring the mechanisms of genomic instability and its implications ... the second alumnus to win the Rosenstiel Award; the ... , Alt is the Charles A. Janeway Professor of ... and an investigator at the Howard Hughes Medical Institute ...
(Date:10/14/2014)... tumors scavenge and hoard copper that is an essential ... a fatal weakness. , Researchers at Duke Medicine ... by delivering a trove of copper along with a ... the mineral, leaving non-cancer cells healthy. , The combination ... other uses, could soon be tested in clinical trials ...
Breaking Biology News(10 mins):Brandeis awards 44th Rosenstiel Award to pioneering geneticist Fred Alt 2Prostate cancer's penchant for copper may be a fatal flaw 2
(Date:10/22/2014)... 2014 Akeso Biomedical, Inc. , ... treatment of bacterial infections, microbial biofilms, and chronic wounds, ... board of directors. , Dr. Sinskey ... The Massachusetts Institute of Technology, or MIT. He has ... Dr. Sinskey also holds positions as Co-Director of the ...
(Date:10/22/2014)... sisters in high school have developed ways to measure ... use electronic stethoscopes, which electronically amplify body sounds, to ... heartbeats. Ilina, a senior at Port Huron Northern ... to detect early lung damage in people exposed to ... one breath cycle each from 16 smokers, 25 nonsmokers ...
(Date:10/22/2014)... (HealthDay News) -- Measures taken by Firestone officials at ... may have limited the spread of the disease there ... Firestone Natural Rubber Co. provides health services to about ... densely populated communities. Between Aug. 1 and Sept. ... among those 80,000 people. That incidence rate of 0.09 ...
(Date:10/20/2014)... The newly updated Worldwide Medical Market ... of facts, figures and forecasts on the global medical ... forecast categories the Worldwide Medical Market Forecasts to ... views on the worldwide medical market to reveal key ... you data for 2010-2019, covering each country market individually, ...
(Date:10/20/2014)... The Advocator Group, LLC ... American Foundation for Suicide Prevention’s (AFSP) Out of the ... not-for-profit organization that hosts hundreds of community walks throughout ... are used to help understand and prevent suicide through ... as well. , The Advocator Group shares this ...
Breaking Medicine News(10 mins):Health News:Akeso Biomedical Appoints Dr. Anthony J. Sinskey to Board of Directors 2Health News:Teen Sisters Develop Ways to Measure Lung, Heart Damage 2Health News:Tire Company Sets Standard for Ebola Care in Liberia: CDC 2Health News:Worldwide Medical Market Forecasts to 2019 a New Research Report Added to ReportsnReports.com 2Health News:Worldwide Medical Market Forecasts to 2019 a New Research Report Added to ReportsnReports.com 3Health News:Worldwide Medical Market Forecasts to 2019 a New Research Report Added to ReportsnReports.com 4Health News:The Advocator Group, LLC is Proud to Participate in an Out of the Darkness Community Walk, October 25th, to Increase Suicide Awareness 2Health News:The Advocator Group, LLC is Proud to Participate in an Out of the Darkness Community Walk, October 25th, to Increase Suicide Awareness 3
Other TagsOther Tags