Tag: "environment" at biology news
High-predator environment has unexpected impact on aging in fish
...y size and fertility. Guppies in the high-predator environment
grew more quickly and their rate of reproduction i... Thirdly, fish living in the high-predator environment
may benefit from natural selection. Predators cull those who are slower and leave a higher proportio...
NYU team develops enhanced algorithm for detecting changes in cancer genomes
...cine. The algorithm runs through Valis, a software environment
developed by Mishra and Courant's Salvatore Paxia in 2001, with the help of a New York State Office of Science, Technology and Academic Research (NYSTAR) grant. The software will be made available on-line in mid-December. This research was also funde...
Ancient marine invasion sheds light on diversity
...lobal cooling. "We want to see how changes in the environment
and temperature can affect the distribution of species," says Patzkowsky. "We are only one of a series of studies trying to understand the factors that control global diversity."...
Award will help unlock mysteries of one of Earth's most important organisms
...whole communities and how they interact with their environment
and respond to change. Because of phytoplankton's ..., scientists want to understand how changes in the environment
translate into increases or decreases in phytoplankton abundance. For example, a research article i...
Story tips from the Department of Energy's Oak Ridge National Laboratory
... interactive experience and a highly collaborative environment
for scientists to analyze their data. EVEREST makes use of commercial graphics and entertainment technologies and off-the-shelf dual-processor personal computers connected by a high-speed network to drive 27 projectors. The result is a scalable high-...
Extinction in ocean's mud presages key ecological changes
...first, and that is important in the marine benthic environment
because the bigger you are, the more sediment you are able to mix up." And while the creatures that inhabit the mud at the bottom of the ocean may seem remote and unimportant, Cardinale pointed out that oceans cover 70 percent of the Earth's su...
Acetaminophen shows positive in vivo cardioprotective effects in heart attack, arrhythmia
...n the neurohumorally intact, blood-perfused tissue environment
of the canine myocardium. Results suggest that acetaminophen is among the most efficacious of the cardioprotective agents discovered to date." The study, "Acetaminophen and myocardial infarction in dogs," was written by Gary F. Merrill, Tyler H. Rork...
NIEHS to develop new RNAi library to help fight disease
...tes of Health, NIEHS researches the effects of the environment
on human health....
Yale environmental journal translated into Chinese
.../jie/translations . "As China's role in the global environment
grows, so too does the importance of high-quality scientific research and communication," said Reid Lifset, JIE editor in chief. As the sixth largest economy and most populous country in the world, China's development plays a crucial role in the futu...
Sex versus survival: A tradeoff at geographical range limits
...spread in northern populations because the harsher environment
makes sex relatively unsuccessful compared to asexual clonal reproduction (where plants make genetically identical offspring by vegetative budding). This is akin to the evolutionary loss of eyes in cave organisms where a lack of light makes visual st...
A $2 Million NSF grant brings technology and biology together at UC Riverside
...the kinds of instruments that can monitor the soil environment
in real time, rather than in laboratory recreation... technologies that monitor all aspects of the soil environment
simultaneously, from fungal and root growth to nutrients, in the field," said Mike Allen. "Currently...
Linking empires, economics, evolution
...d larger, more powerful actors that dominate their environment
and its resources. But these large, dominant group... us to find ways to survive without destroying our environment
and ourselves. Vermeij received his bachelor's degree from Princeton University and a master's ...
Researchers discover new way to boost grain crops' drought tolerance
...culture now, and will be even more critical as our environment
continues to change as a consequence of global war...ie. "As global warming continues to change our own environment
in the U.S., our work will be important in helping U.S. farmers continue to produce the food we need...
2004 IUCN Red List of Threatened Species reveals 15,589 species at risk of extinction
... state of the planet's water resources. The marine environment
is also not as well known as the terrestrial environment, but many marine species are being over-exploited to the point of extinction. "Although 15,589 species are known to be threatened with extinction, this greatly underestimates the true number, ...
Researchers discover defense mechanisms in some plants believed bred out by humans
...ostly pesticides that are sometimes harmful to the environment
now defend the plants from the same things they used to be able to fight on their own. Asim Esen, biology professor in Virginia Tech's College of Science, and David R. Bevan, biochemistry professor in the College of Agriculture and Life Sciences, re...
Not finding life? Dig deeper.
...ied the bacteria that come from the extremely arid environment
of the Atacama's core. She can say they are unusual. She said, "As a microbiologist, I am interested in how these microbial communities evolve and respond. Can we discover new microbial activities in such extreme environments? Are those a...
NASA satellite data to aid global conservation
...eficial use of this information in the area of the environment
and conservation is enormous," said IUCN Director ...ertise, data and information resources with IUCN's environment
and conservation expertise, and its unique global knowledge network. NASA satellite data will be use...
Earth Science World receives 2004 Scientific American.com Web Award
... exploration, and provides a colorful and engaging environment
to learn the ins-and-outs of the science behind finding "black gold." Likewise, the Earth Science World Imagebank is a deep resource of high-quality geoscience imagery for non-commercial use. All images are fully searchable and indexed to the exact...
What women want makes a difference
...scura and D. persimilis ) that occur in the same environment
along the western United States and can interbreed where they meet. In the open-access journal PLoS Biology , Daniel Ortiz-Barrientos and his colleagues present the first high-resolution analysis of "species reinforcement genes" that account for he...
Genetic discovery paves way to decode sense of smell in mammals
...tect and respond appropriately to chemicals in the environment
via their sense of smell. The finding in mice paves the way for scientists to unravel the underlying code that allows the brain to interpret smells, according to the researchers. Using genetic manipulations, the team found two proteins in mice that c...
1 2 3 4 5 6 7 8 9 10