Why nectar-feeding bats need a 'power drink' to fly
...y live life on an energetic knife edge, these bats are very vulnerable to any changes in their environmen...r comparison, the highest rates reported in humans are for athletes who can fuel up to 30% of their metabolism directly from power drinks, they say. The ...MIT study: Maturity brings richer memories
...provides new insights into how children learn that are not only theoretically important, but could also i...ontext. Our findings suggest that as we mature, we are able to create more contextually rich memories, and that ability evolves with a more mature PFC. S...Human knowledge is based upon directed connectivity between brain areas
...le, insect or bird, familiar or unfamiliar humans are used to classify objects in the world around them ...ecise neural mechanisms behind this brain function are currently not well understood. Several theoretical models are available, but empirical data and deta...A sensory organ, not the brain, differentiates male and female behavior in some mammals
...iors such as nesting and nursing. "These results are flabbergasting," says Catherine Dulac, Higgins Pro...and emitting complex ultrasonic vocalizations that are part of the male mouse's mating ritual. Eventually, the female mutants would replicate male sexual b...Census of Marine Life historians detail collapse of bluefin tuna population off northern Europe
...outheast of Malta in 2005. Experts believe there are two stocks of Atlantic bluefin tuna, one that spaw...e places tend to be where sea surface temperatures are 24 to 27 degrees Celsius and where the slope of the shelf is steep. Even a relatively small change ...Space-borne sensors help Africa tackle water shortage problems
Zambian water authorities are integrating information based on satellite imagery to alleviate water shortages. With inadequate information causing many water-related problems, an ESA project has generated a variety of environmental maps to provide local policy makers with the nec...Improved NIST SRM aids lead poisoning detection
...to reflect the new information. Information values are considered useful, but lack sufficient data for NIST to be able to assign an uncertainty to the measurement....How cells change the pace of their steps
... model experimental cell such as Dictyostelium, we are able to design mutant strains that will permit us ... greater than the weight of the cell. These forces are truly amazing, said Lasheras. Its comparable to a 200-pound athlete repeatedly lifting a 200,000-pou...National Ecological Observatory Network featured at ESA/SER Joint International Conference
...2007. Members of the media and freelance writers are invited to attend the NEON special session, What i...mics to microorganisms in soil and water. Now they are preparing to build it. The National Ecological Observatory Network is a continental-scale research...ASM's new media campaigns take the gold
...ld producer Chris Condayan. The Gold Circle awards are a great testament to the hard work and thought we put into to create these programs. The awards recognize innovative ideas and achievement in association communication campaigns and will be presented at special ceremony during ASAEs annual meeting ...Beyond Mesopotamia: A radical new view of human civilization reported in Science
... in modern day India and Pakistan. The researchers are just starting to sketch out this new landscape, bu...backwater, Lawler explained. These urban centers are away from the river valleys that archaeologists have traditionally focused on, according to Lawler. ...Universe's stringy birth revealed by young Czech scientist in EURYI winning project
...ing what goes on in situations where both of these are playing together. It is important in the regimes ...requiring quantum mechanics, but energies and mass are enormous, creating huge gravitational fields that currently can only be dealt with by general relati...Immunity in social amoeba suggests ancient beginnings
... multicellular is to look for characteristics that are present in two, three or all four of these main groups, he said. Those were likely present in the progenitor organism, said Kuspa. Because three of the four major groups of organisms have this pathway, I argue that means that the progenitor of all ...UC experts detail new standard for cleaner transportation fuels
...amount of carbon emitted when transportation fuels are used in California. This Low Carbon Fuel Standar...ouse gases trap heat in the Earth's atmosphere and are a major cause of global climate change. In California, transportation fuels account for about 40 per...New survey documents the headaches of computerized medicine
...onsequences were virtually universal. CPOE systems are those that require a physician or other health car... the last six months of 2005. The workflow issues are immense and they affect nearly every hospital staff member, the survey found. More work and new work...Forecasting system provides flood warnings to vulnerable residents of Bangladesh
...tly reach many rural individuals in Bangladesh who are in jeopardy of losing their homes, businesses, and.... The center's Ramasamy Selvaraju and A.R. Subbiah are overseeing the distribution efforts. The project, which has received funding from the National Sci...Discovery of new protein could provide new understanding of male fertility
...cess that helps eliminate or recycle proteins that are no longer needed. The unexpected discovery, made b...rall importance. Before being degraded, proteins are tagged with a small protein called ubiquitin. Three types of enzymes are involved in the tagging pro...ASU researchers partner with UOP to make biofuel for military jets a reality
MESA, Ariz. Arizona State University researchers are part of a team led by UOP, LLC., a Honeywell compa... 20 years. The benefits of oil produced from algae are endless, according to the ASU researchers. Algae are non-food/feed sources, so there is no inherent ...Identified mechanism in the malaria parasite to help it adapt to infected individuals
...f the merozoite that interact with red blood cells are a possible weak point, and thus a very clear targe... impact on the field of Parasitology. 30 genes are know to be involved in the process of invasion. Now, the scientists have found that P. falciparum ca...Scientists prove that disputed Korean stem cell line comes from an unfertilized egg and not cloning
... to make embryonic stem (ES) cells. Human ES cells are typically made from embryos that are donated by couples that have undergone in vitro fertilization as a form of assisted reproduction the...