Fossil discovery marks earliest record of limbloss in ancient lizard
...imals," said Caldwell. "It doesn't give us all the answers but it's a start." ...Novel salamander robot crawls its way up the evolutionary ladder
...to a change in gait? Once they thought they had answers to these questions, the team implemented the model a system of coupled oscillators representing the neural networks in the spinal cord on a primitive salamander-like robot. Simple electrical signals, like the signals sent from the upper brain to th...Genes and groups of genes commonly shared between species, studies show
...s spectrometry-based community proteomics approach answers both at the same time. We can now tell apart closely related organisms, which we previously would have grouped as one species, and we can monitor and discriminate their behavior within the same natural community. These abilities will allow us to unde...Location, location -- Cell sizes, lives influenced by host size
...xtents, so there is still a lot of room to develop answers about why neurons scale up the way they do." More study is needed to understand the interplay between an organism and its cells, scientists say. "Despite the progress that has been made in cell biology, we still have a relatively poor understandi...Manual dishwashing study digs up dirt on dish cleanliness
...MBUS , Ohio New research at Ohio State University answers an infectious question about eating at restaurants: How clean are manually washed dishes? Jaesung Lee and Melvin Pascall found that even when they washed dishes in cooler-than-recommended water, numbers of bacteria on the dishware dropped to levels...European launch of International Polar Year 2007-2008
...iences. During IPY, European researchers will seek answers to some of the most important scientific questions facing our planet and set the agenda for future polar science. According to Dr John Marks, Director of Science and Strategy at the ESF: The strong European contribution to International Polar Year ...DNA gives new perspectives to understand the mysteries of nature
...ed," he says. Eske Willerslev also hopes to find answers to the many mysteries of nature in ancient times....Animal studies in the land of the midnight sun illuminate biological clocks
...nt a lifetime pursuing these questions and finding answers that have helped build the field of biological clock research is G. Edgar Folk, Ph.D., emeritus professor of molecular physiology and biophysics at the University of Iowa Roy J. and Lucille A. Carver College of Medicine. Folk notes that humans have...Are we killing the world's oceans?
... and government decision-makers as they search for answers at a forum hosted by the University of Victoria on Feb. 21-22. The gathering, which is open to the public, will address scientific and policy issues of critical importance to the future of Earth's oceans. The event is part of a series of Forums on ...Duke geologist's book assails unrealistic mathematical models
...find ways to adjust models to come up with correct answers that will ensure project funding," the book adds. While condemning quantitative modeling, the book is more supportive of qualitative models that predict only direction and magnitudes of natural phenomena while accepting the possibility of being "im...Leading cause of US food-borne illness makes its own pathway through cells
New Haven, Conn. -- Yale researchers now have some answers about how the bacterium that is the leading cause of food-borne illness in the United States enters cells of the gut and avoids detection and destruction, according to a presentation at the annual meeting of the American Society for Cell Biology in S...Trusting your instincts leads you to the right answer
... target just before the image was hidden and their answers weren't guesswork at all. Dr Zhaoping said: "Our eye movements are often involuntary. What seems like a random darting of the eye is often an essential subconscious scanning technique that allows us to pick out unique and distinctive features in a ...Nanotech safety needs specific government risk research strategy and funding
...s not always the best model for providing workable answers to definite questions needed by regulatory agencies." "Nanotechnology is no longer a scientific curiosity. It is in the workplace, the environment and the home. But if people are to realize nanotechnology's benefits--in medicine, communications, an...Doing it right: New book helps biologists conduct rigorous and reliable research
...ntrols." The book's aim is to help scientists get answers that are real. The book is also philosophical: it relates to theories of knowledge and the history of scientific inquiry. Glass feels that a solid understanding of the theoretical and historical grounds from which experimental science has emerge...Durable critters providing insight for human egg preservation
...ogical activity when the going gets tough may hold answers to a better way to cryopreserve human eggs, researchers say. Tardigrades, also called water bears, can survive Himalayan heights or ocean depths as long as they have moisture. When they dont, they produce a sugar, trehalose, slowly dehydrate and ...The biggest bug in gut discomfort
...n-Barr paralysis. Yale researchers now have some answers to one of the most basic puzzles surrounding C. jejuni infections. How could such a large bacteria gain access to human intestinal epithelial cells that do not normally take up particles of such size" And once inside, how does C. jejuni disappear off...Complaints about memory are associated with Alzheimer-related brain damage
...ared to 10 years ago" The researchers combined the answers to these two questions to create a scale to measure the severity of memory complaints. They used the memory scores taken closest to time of death. They also adjusted for confounding factors that might be related to memory problems like age, sex, and ...DNA repair teams' motto: 'To protect and serve'
... in which telomerase activity goes awry, Karlseder answers with no hesitation: "Almost all of them." In fact, many proteins contained in DNA repair complexes are defective in cancer. "Proteins that play an important role in the model we propose are mutated in several diseases," says Verdun. "In cells with ...Mysterious 'neural noise' actually primes brain for peak performance
...ously, properly calculated. The science of drawing answers from such a variety of probabilities is called Bayesian computing, after minister Thomas Bayes who founded the unusual branch of math 150 years ago. Pouget says that when we seem to be struck by an idea from out of the blue, our brain has actually ju......e blood vessels occurs with age. The new OSU study answers much of that question. "Basically, we've learned that in older blood vessels, the cellular signaling process is breaking down," said Hagen. "The vessels still have the ability to relax much as they did when they were younger, but they are ...