RedTram News Search Engine
Русский  English Українська  Français  Polski  Deutsch  Italiano  Español  中文   
7 November 2009 year (time zone GMT 00:00)  Number of sources in English: 4959
Navigating the themes
Navigating the regions
All Themes State & Community Social Life Ecology & Environment World
Ecology & Environment (World) RSS 2.0

Drunken Fruit Flies Help Scientists Find Potential Drug Target For Alcoholism

07.11.2009 14:00    sciencedaily.com
Drunken fruit flies have helped researchers identify networks of genes -- also present in humans -- that play a key role in alcohol drinking behavior. This discovery provides an indication of why some people seem to tolerate alcohol better than
Drunken Fruit Flies Help Scientists Find Potential Drug Target For Alcoholism


Hormone That Affects Finger Length Key To Social Behavior

07.11.2009 14:00    sciencedaily.com
Research in the UK into the finger length of primate species has revealed that cooperative behavior is linked to exposure to hormone levels in the womb.
Hormone That Affects Finger Length Key To Social Behavior

Male Sabertoothed Cats Were Pussycats Compared To Macho Lions

07.11.2009 14:00    sciencedaily.com
Despite their fearsome fangs, male sabertoothed cats may have been less aggressive than many of their feline cousins, says a new study of male-female size differences in extinct big cats.
Male Sabertoothed Cats Were Pussycats Compared To Macho Lions

Bacteria Expect The Unexpected

07.11.2009 14:00    sciencedaily.com
Organisms ensure the survival of their species by genetically adapting to the environment. If environmental conditions change too rapidly, the extinction of a species may be the consequence. A strategy to successfully cope with such a challenge is the generation
Bacteria Expect The Unexpected


Genomes Of Biofuel Yeasts Reveal Clues That Could Boost Fuel Ethanol Production Worldwide

07.11.2009 14:00    sciencedaily.com
As global temperatures and energy costs continue to soar, renewable sources of energy will be key to a sustainable future. An attractive replacement for gasoline is biofuel, and in two new studies, scientists have analyzed the genome structures of bioethanol-producing

'Duck-billed' Dinosaurs: Last European Hadrosaurs Lived In Iberian Peninsula

07.11.2009 14:00    sciencedaily.com
Spanish researchers have studied the fossil record of hadrosaurs, the so-called "duck-billed" dinosaurs, in the Iberian Peninsula for the purpose of determining that they were the last of their kind to inhabit the European continent before disappearing during the K/T
'Duck-billed' Dinosaurs: Last European Hadrosaurs Lived In Iberian Peninsula

Chemists Describe Solar Energy Progress And Challenges, Including The 'Artificial Leaf'

07.11.2009 14:00    sciencedaily.com
Scientists are making progress toward development of an "artificial leaf" that mimics a real leaf's chemical magic with photosynthesis -- but instead converts sunlight and water into a liquid fuel such as methanol for cars and trucks.
Chemists Describe Solar Energy Progress And Challenges, Including The 'Artificial Leaf'

Map Of Human Bacterial Diversity Shows Wide Interpersonal Differences

07.11.2009 14:00    sciencedaily.com
Scientists have developed the first atlas of bacterial diversity across the human body, charting wide variations in microbe populations that live in different regions of the human body and which aid us in physiological functions that contribute to our health.
Map Of Human Bacterial Diversity Shows Wide Interpersonal Differences

Caught In The Act: Butterfly Mate Preference Shows How One Species Can Become Two

07.11.2009 14:00    sciencedaily.com
Breaking up may not be hard to do, say scientists who've found a population of tropical butterflies that may be splitting into two distinct species. The cause of this particular break-up? A shift in wing color and mate preference. In
Caught In The Act: Butterfly Mate Preference Shows How One Species Can Become Two

New Technique For Specifying Location Of Sugars On Proteins Paves Way For Medical Discoveries

07.11.2009 13:59    sciencedaily.com
Researchers have previously been able to analyse which sugar structures are to be found on certain proteins, but not exactly where on the protein they are positioned.
New Technique For Specifying Location Of Sugars On Proteins Paves Way For Medical Discoveries

Heavy Metals Accumulate More In Some Mushrooms Than In Others

07.11.2009 13:59    sciencedaily.com
Researchers in Spain have analyzed the presence of heavy metals in 12 species of mushroom collected from non-contaminated natural areas, and has found that the levels vary depending on the type of mushroom. The results of the study show that
Heavy Metals Accumulate More In Some Mushrooms Than In Others

Seafloor Fossils Provide Clues On Climate Change

07.11.2009 13:59    sciencedaily.com
Deep under the sea, a fossil the size of a sand grain is nestled among a billion of its closest dead relatives. Known as foraminifera, these complex little shells of calcium carbonate can tell you the sea level, temperature, and
Seafloor Fossils Provide Clues On Climate Change

Nitrogen Loss Threatens Desert Plant Life, Study Shows

07.11.2009 13:59    sciencedaily.com
As the climate gets warmer, arid soils lose nitrogen as gas, reports a new study. That could lead to deserts with even less plant life than they sustain today, say the researchers.
Nitrogen Loss Threatens Desert Plant Life, Study Shows

Scientists Reveal A New Mechanism That Increases Atherosclerosis In Mice

07.11.2009 13:59    sciencedaily.com
A shot of espresso may rev you up in the morning, but the downside is that it may also ramp up levels of bad cholesterol due to its effects on a unique liver protein called PXR. New research now shows
Scientists Reveal A New Mechanism That Increases Atherosclerosis In Mice

Can Biodiversity Persist In The Face Of Climate Change?

07.11.2009 13:59    sciencedaily.com
Predictions made over the last decade about the impacts of climate change on biodiversity may be exaggerated, according to a paper published in the journal Science.
Can Biodiversity Persist In The Face Of Climate Change?

Discovery Of The Oldest European Marsupial In SW France

07.11.2009 13:59    sciencedaily.com
Remains of one of the oldest known marsupials have been recovered in Charente-Maritime, France, by palaeontologists. This discovery raises a new hypothesis about the dispersal route of the earliest marsupial mammals.
Discovery Of The Oldest European Marsupial In SW France

DNA 'Barcode' For Tropical Trees

07.11.2009 13:59    sciencedaily.com
In foods, soil samples or customs checks, plant fragments sometimes need to be quickly identified. The use of DNA "barcodes" to itemize plant biodiversity was proposed during the 1992 Rio de Janeiro Summit. Researchers have now tested this method in
DNA 'Barcode' For Tropical Trees

Polycystins : Proteins That Regulate The Cellular Barometer

07.11.2009 13:59    sciencedaily.com
What is the role of proteins called polycystins in patients with polycystic kidney disease? Scientists have elucidated the molecular and cellular mechanisms linked to polycystin malfunctions that cause this common hereditary disease.
Polycystins : Proteins That Regulate The Cellular Barometer

Mimicking Nature, Scientists Can Now Extend Redox Potentials

07.11.2009 13:59    sciencedaily.com
New insight into how nature handles some fundamental processes is guiding researchers in the design of tailor-made proteins for applications such as artificial photosynthetic centers, long-range electron transfers, and fuel-cell catalysts for energy conversion.
Mimicking Nature, Scientists Can Now Extend Redox Potentials

Water-conserving Irrigation Strategies Minimize Overwatering, Runoff

07.11.2009 13:59    sciencedaily.com
Conserving water and reducing the environmental impact of runoff are two important issues confronting container nursery operations. Current regulations in five states limit water consumption and/or nutrient concentrations in runoff. Researchers investigated whether irrigation scheduling based on daily water use
Water-conserving Irrigation Strategies Minimize Overwatering, Runoff

1 | 2 | 3 »