Tag: "cooling" at biology news

Microscopic jets, diamonds unlikely on Uranus, and amazing mosquito legs

...clusion is consistent with the 2004 discovery of a cooling white dwarf star that appears to have a solid diamond core 4000 kilometers across. Although diamond formation in the atmospheres of gas giants is not strictly impossible, the Dutch physicists say that the odds are exceedingly slim that a diamond c...

Story tips from the Department of Energy's Oak Ridge National Laboratory

...then capturing the waste heat to produce steam and cooling for the hospital. The system operates in parallel with the grid, selling back excess power. This technology has the potential of lessening demand on the power grid by creating self-sufficient systems for large commercial facilities and even apartment...

March of the giant penguins

...0 million years ago long after significant global cooling that occurred about 34 million years ago. We tend to think of penguins as being cold-adapted species, Clarke says, even the small penguins in equatorial regions today, but the new fossils date back to one of the warmest periods in the last 65 mil...

Study could impact noninvasive treatment of cancer tumors

...used to eradicate cancer tumors inside the body by cooling them to extremely low temperatures. Both Devireddy and Monroe plan to pursue this project, citing their teamwork as a driving factor in the effectiveness of their research and teaching. The benefit of having each other to cross-train our students a...

Menthol receptor also important in detecting cold temperatures

..., cultured nerve cells that express TRPM8 react to cooling stimuli, but cells cultured from mice lacking TRPM8 do not. Also, mice engineered without TRPM8 are much less sensitive to cold than mice with TRPM8. TRPM8 does not seem to be the sole receptor responsible for detecting cold, Jordt said. The TRPM8...

Studies to find better ways to preserve human eggs, ovarian tissue under way

...perature very, very slowly, says Dr. Song. Slow cooling works well for simple tissue, such as sperm or even embryos, and for blood. In blood, for example, conventional cryopreservation freezes the liquid part but not the cells inside. Liquid freezes and the water inside the cells moves out gradually so th...

Research finds evidence tropical cyclones have climate-control role

...at is significant." Huber and Sriver studied the cooling effects of hurricanes from 1981 to the present usi...during the cold wakes to obtain an estimate of the cooling in the tropics due to cyclones and hurricanes. The data analyzed was provided by the National Center...

Climate change signal detected in the Indian Ocean

...own to a depth of 800metres; and, sub-surface cooling in the tropics due to deep waters rising closer to...and passages in the Indonesian Archipelago. "The cooling is occurring between Australia and Indonesia where the Indonesian throughflow emerges into the India...

Oregon researchers involved in new Clovis-age impact theory

...sites in North America that date to the onset of a cooling period known as the Younger Dryas Event. The sites include several on the Channel Island off California where UO archaeologists Douglas J. Kennett and Jon M. Erlandson have conducted research. The theory is being discussed publicly, for the first t...

2007 Joint Assembly in Acapulco -- press conference schedule

...th American megafauna and the onset of a period of cooling in Northern Europe and elswhere known as the Younger Dryas Event. Speakers will discuss numerous lines of evidence contributing to the impact hypothesis. The nature and frequency of this new kind of impact event could have major implications for our ...

Journal details how global warming will affect the world's fisheries

... the cod fishery in the Barents Sea. He allows for cooling and warming because the Barents Sea could be an area where global warming actually causes cooling due to a weakening of the Gulf Stream. He finds that the management regime is much more important fo...

Build parks to climate proof our cities

...ough global warming by the 2080s, is caused by the cooling effect of water as it evaporates into the air from... cools the surrounding air in a similar way to the cooling effect of perspiration as it evaporates from our skin." Taking Greater Manchester as their model,...

Arctic ice retreating more quickly than computer models project

...ich reflect sunlight back into space and provide a cooling impact, are disappearing. In contrast, darker areas of open water, which are expanding, absorb sunlight and increase temperatures. This feedback loop has played a role in the increasingly rapid loss of ice in recent years, which accelerated to 9.1 pe...

A thesis of the UGR analyses more than 20-million-year-old vegetation to study climatic evolution

...Miocene, the conclusions obtained suggest that the cooling experienced in the planet 14 million years ago also extended to Upper Miocene, Pliocene and Pleistocene, with the respective change in the climate and the vegetation. Pollen analysis From the remains of pollen it has also been possible to chara...

Where is the proton? Yale scientists discover footprints of shared protons

...e molecules by isolating them in the gas-phase and cooling them to about 50 Kelvin by taking advantage of recent advances in argon nanomatrix spectroscopy. "Historically it has been very difficult to isolate the signature of an excess proton in a complex environment like a cell membrane, and say with conf...

Removing a hydrogen fuel-cell roadblock

... the metal also has to handle repeated heating and cooling cycles, while loaded with hydrogen, without becomi...med into tubes and how they respond to heating and cooling cycles. But even those materials that are rejected as a palladium substitute, may ultimately wind up...

New Geisinger Health System building green Center for Health Research

... in unoccupied areas. high efficiency heating and cooling systems. recycled and locally obtained building materials, for example a reinforcing bar of recycled steel. rain and wastewater capture. bicycle storage, showers and locker rooms for employees who bike to work. recycled materials used in const...

When your brain talks, your muscles don't always listen

...ople with severe spinal cord injuries have limited cooling because they can't perspire below the site of injury," Knight said, "so their core body temperature can reach dangerous levels." In graduate school, he decided to pursue motor control research, and he's never looked back. "My early interests were...

Regardless of global warming, rising CO2 levels threaten marine life

...some of the sunlight, these devices would create a cooling effect to offset the warming caused by increasing levels of greenhouse gases. "Even if we could engineer our way out of the climate problem, we will be stuck with the ocean acidification problem," Caldeira said. "Coral reefs will go the way of the do...

Scientists uncover link between ocean's chemical processes and microscopic floating plants

...Increased cloudiness could block sunlight, thereby cooling Earth. "Therefore, additional DMS production in a higher carbon dioxide environment may help contribute to self-regulation of Earth's climate." "The bottom line is that carbon dioxide-loading of the atmosphere could lead to environmental changes we h...

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(Date:5/22/2013)... and wild plants have slowed in recent years, according ... University of Leeds and the Naturalis Biodiversity Centre in ... the diversity of species in Britain, Belgium and the ... picture brightened markedly after 1990, with a slowdown in ... wild plants. , Professor Bill Kunin, Professor ...
(Date:5/21/2013)... that the nation,s land and water resources could likely ... to 25 billion gallons of algae-based fuel a year ... needs. , The findings come from an in-depth look ... grow significant amounts of algae in large, specially built ... 7 issue of Environmental Science and Technology , ...
(Date:5/21/2013)... Water Center today awarded 12 research grants, totaling ... protection efforts. , The two-year grants of up ... to track the remediation of harmful algae blooms; ... weedy plant invasions; study chromosomal damage in tree ... activities. , The grants were awarded to multidisciplinary ...
Breaking Biology News(10 mins):Encouraging signs for bee biodiversity 2Encouraging signs for bee biodiversity 3Going green: Nation equipped to grow serious amounts of pond scum for fuel 2Going green: Nation equipped to grow serious amounts of pond scum for fuel 3Going green: Nation equipped to grow serious amounts of pond scum for fuel 4U-M Water Center awards $570K in Great Lakes restoration grants 2U-M Water Center awards $570K in Great Lakes restoration grants 3U-M Water Center awards $570K in Great Lakes restoration grants 4
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