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Barcoding Endangered Sea Turtles - Conservation geneticists who study sea turtles have a new tool to help track this highly migratory and endangered group of marine animals: DNA barcodes. September 16, 2009

Are Tigers 'Brainier' Than Lions? - A wide-ranging study of big cat skulls, led by Oxford University scientists, has shown that tigers have bigger brains, relative to their body size, than lions, leopards or jaguars. September 15, 2009

New Species Of Giant Rat Discovered In Crater Of Volcano - A Smithsonian Institution biologist, working with the Natural History Unit of the BBC, has discovered a new species of giant rat on a filmmaking expedition to a remote rainforest in New Guinea. September 11, 2009

Gecko Tail Has A Mind Of Its Own - Geckos and other lizards have long been known for their incredible ability to shed their tails as a decoy for predators, but little is known about the movements and what controls the tail once it separates from the lizard's body. September 10, 2009

Could Salmonella Bacteria Kill Tumors? - Salmonella is regarded as a bad guy. Hardly a summer passes without reports of severe salmonella infections via raw egg dishes or chicken. September 9, 2009

Termites Eavesdrop On Competitors To Survive - The drywood termite, Cryptotermes secundus, eavesdrops on its more aggressive subterranean competitor, Coptotermes acinaciformis, to avoid contact with it. September 8, 2009

New Research Supports Model For Nuclear Pore Complex - To protect their DNA, cells in higher organisms are very choosy about what they allow in and out of their nuclei, where the genes reside. September 4, 2009

Zebrafish Cloning Methods Improved - A team of Michigan State University researchers has developed a new, more efficient way of cloning zebra fish, a breakthrough that could have implications for human health research. August 31, 2009

Scientists To Design First Robot Using Mould - Scientists at the University of the West of England are to design the first ever biological robot using mould. August 28, 2009

New Finds From Germany's Messel Pit - Today, anyone who looks into the Messel Pit, about 20 kilometres southeast of Frankfurt, Germany, will see scattered groups of trees, bushes and grasses. August 26, 2009

Naming Evolution's Winners And Losers - Mammals and many species of birds and fish are among evolution's "winners," while crocodiles, alligators and a reptile cousin of snakes known as the tuatara are among the losers, according to new research by UCLA scientists and colleagues. August 25, 2009

Pitcher Plants' Red Colors Don't Attract Prey - Pitcher plants have distinctive adaptations for living in nutrient-poor soils: These carnivorous plants produce a pitcher-shaped structure with a pool of water in it. August 21, 2009

Major Insight Into Evolution Of Life On Earth - Humans might not be walking the face of the Earth were it not for the ancient fusing of two prokaryotes - tiny life forms that do not have a cellular nucleus. August 20, 2009

'Green' Energy From Algae - In view of the shortage of petrochemical resources and climate change, development of CO2-neutral sustainable fuels is one of the most urgent challenges of our times. August 19, 2009

Fungus Found In Humans Shown To Be Nimble In Mating Game - Brown University researchers have discovered that Candida albicans, a human fungal pathogen that causes thrush and other diseases, pursues same-sex mating in addition to conventional opposite-sex mating. August 17, 2009

Increased Ocean Acidification In Alaska Waters - The same things that make Alaska's marine waters among the most productive in the world may also make them the most vulnerable to ocean acidification. August 14, 2009

Extinction Runs In The Family - Global calamities like the one that doomed most dinosaurs forever alter the varieties of life found on Earth, but new research shows that it doesn't take a catastrophe to end entire lineages. August 11, 2009

Predatory Dinosaurs As Baby Killers - Two titans fighting a bloody battle - one that often turns fatal for both of them. This is how big predatory dinosaurs like Tyrannosaurus are often depicted while hunting down their supposed prey, even larger herbivorous dinosaurs. August 10, 2009

How Squirrels Learn To Steal Food - The ability of gray squirrels to learn from observing others is highlighted in a new study. The research shows how squirrels can quickly learn from watching their peers, particularly if it relates to stealing food. August 7, 2009

Scary Ancient Spiders Revealed In 3D Models - Early relatives of spiders that lived around 300 million years ago are revealed in new three-dimensional models, in research published August 5 in the journal Biology Letters. August 6, 2009

Whales Sings With More Than One Voice - It wasn’t that many years ago that the bowhead whale was written off as extinct in the waters around Greenland and especially in Disko Bay in northwest Greenland where University of Copenhagen has its Arctic Field Station. August 5, 2009

Parasites May Have Had Role In Evolution Of Sex - What's so great about sex? From an evolutionary perspective, the answer is not as obvious as one might think. August 3, 2009

Bizarre Walking Bat Has Ancient Heritage - A bizarre New Zealand bat that is as much at home walking four-legged on the ground as winging through the air had an Australian ancestor 20 million years ago with the same rare ability, a new study has found. July 31, 2009

HIV Uses Autophagy For Its Own Means - Not satisfied with simply thwarting its host's defensive maneuvers, HIV actually twists one to its advantage, based on new findings from Kyei et al. in the July 27, 2009 issue of the Journal of Cell Biology. July 30, 2009

Observing Bacteria As They Infect A Living Host - Researchers have developed a new technique that allows them for the first time to make a movie of bacteria infecting their living host. July 29, 2009

Ants More Rational Than Humans? - Researchers at Arizona State University and Princeton University show that ants can accomplish a task more rationally than our - multimodal, egg-headed, tool-using, bipedal, opposing-thumbed - selves. July 27, 2009

New Target For Tailored Antibiotics Discovered - More and more bacterial stems are developing resistance to previously life-saving antibiotics. July 23, 2009

DNA Not The Same In Every Cell Of Body - Research by a group of Montreal scientists calls into question one of the most basic assumptions of human genetics: that when it comes to DNA, every cell in the body is essentially identical to every other cell. July 17, 2009

Avian Bacterium More Dangerous Than Believed - Bordetella hinzii just may be the Eddie Haskell of avian bacteria. Like the notoriously sneaky character from the iconic 1950s television show "Leave It to Beaver," B. hinzii has been causing trouble and dodging the blame. July 16, 2009

Sharks: Missing Piece Of Fossil Puzzle Found - The mode of reproduction seen in modern sharks is nearly 400 million years old. That is the conclusion drawn by Professor Per Erik Ahlberg, Uppsala University, from his discovery of a so-called "clasper" in a primitive fossil fish earlier this year. July 15, 2009

DNA Patterns Of Microbes - The genomes or DNA of microbes contain defined DNA patterns called genome signatures. Such signatures may be used to establish relationships and to search for DNA from viruses or other organisms in the microbes' genomes. July 14, 2009

Mummified Dinosaur Skin Yields Up New Secrets - Scientists from The University of Manchester have identified preserved organic molecules in the skin of a dinosaur that died around 66-million years ago. July 10, 2009

Battle Of The Sexes Benefits Offspring - Parents compensate for a lazy partner by working harder to bring up their offspring, but not enough to completely make up for the lack of parenting, says research by bird biologists at the University of Bath. July 7, 2009

Sea Ice At Lowest Level In 800 Years Near Greenland - New research, which reconstructs the extent of ice in the sea between Greenland and Svalbard from the 13th century to the present indicates that there has never been so little sea ice as there is now. July 3, 2009

Thirst For Blood Sparks Toxic Algal Blooms - The blooming of toxic algae that occurs during the summer conceal a fight for life and death. July 1, 2009

Study Of Flower Color Shows Evolution In Action - Scientists at UC Santa Barbara have zeroed in on the genes responsible for changing flower color, an area of research that began with Gregor Mendel's studies of the garden pea in the 1850's. June 30, 2009

New Fossil Tells How Piranhas Got Their Teeth - How did piranhas - the legendary freshwater fish with the razor bite - get their telltale teeth? June 29, 2009

Dinosaurs May Have Been Smaller Than Previously Thought - The largest animals ever to have walked the face of the earth may not have been as big as previously thought, reveals a paper published June 21 in the Zoological Society of London’s Journal of Zoology. June 24, 2009

Boy Or Girl? In Lizards, Egg Size Matters - Whether baby lizards will turn out to be male or female is a more complicated question than scientists would have ever guessed. The study shows that for at least one lizard species, egg size matters. June 23, 2009

Beaked, Bird-like Dinosaur Tells Story Of Finger Evolution - Scientists have discovered a unique beaked, plant-eating dinosaur in China. June 22, 2009

Common Fish Species Has 'Human' Ability To Learn - Although worlds apart, the way fish learn could be closer to humans' way of thinking than previously believed, suggests a new research study. June 18, 2009

Same-sex Behavior Seen In Nearly All Animals - Same-sex behavior is a nearly universal phenomenon in the animal kingdom, common across species, from worms to frogs to birds, concludes a new review of existing research. June 17, 2009

Swine Flu Origins Revealed - A new analysis of the current swine-origin H1N1 influenza A virus suggests that transmission to humans occurred several months before recognition of the existing outbreak. June 16, 2009

Tiny Frozen Microbe May Hold Clues To Extraterrestrial Life - A novel bacterium - trapped more than three kilometres under glacial ice in Greenland for over 120,000 years - may hold clues as to what life forms might exist on other planets. June 15, 2009

Jellyfish Joyride A Threat To The Oceans - Early action could be crucial to addressing the problem of major increases in jellyfish numbers, which appears to be the result of human activities. June 11, 2009

Bats Recognize The Individual Voices Of Other Bats - Bats can use the characteristics of other bats' voices to recognize each other, according to a study by researchers from the University of Tuebingen, Germany and the University of Applied Sciences in Konstanz, Germany. June 8, 2009

New Hominid 12 Million Years Old Found In Spain - Researchers have discovered a fossilized face and jaw from a previously unknown hominoid primate genus in Spain dating to the Middle Miocene era, roughly 12 million years ago. June 3, 2009

Height Of Large Waves Changes According To Month - A team of researchers from the University of Cantabria has developed a statistical model that makes it possible to study the variability of extreme waves throughout the year. June 2, 2009

New Extinct Lemur Species Discovered In Madagascar - A third species of Palaeopropithecus, an extinct group of large lemurs, has just been uncovered in the northwest of Madagascar by a Franco-Madagascan team. May 28, 2009

Using 'Dominance' To Explain Dog Behavior Is Old Hat - A new study shows how the behaviour of dogs has been misunderstood for generations: in fact using misplaced ideas about dog behaviour and training is likely to cause rather than cure unwanted behaviour. May 26, 2009

Salmonella's Sweet Tooth Predicts Its Downfall - For the first time UK scientists have shown what the food poisoning bug Salmonella feeds on to survive as it causes infection: glucose. May 25, 2009

How An Enzyme Tells Stem Cells Which Way To Divide - Driving Miranda, a protein in fruit flies crucial to switch a stem cell's fate, is not as complex as biologists thought, according to University of Oregon biochemists. May 22, 2009

Plastic That Grows On Trees - Some researchers hope to turn plants into a renewable, nonpolluting replacement for crude oil. To achieve this, scientists have to learn how to convert plant biomass into a building block for plastics and fuels cheaply and efficiently. May 21, 2009

New Way Of Treating The Flu - What happens if the next big influenza mutation proves resistant to the available anti-viral drugs? May 20, 2009

World's Largest Leatherback Turtle Population Found - An international team of scientists has identified a nesting population of leatherback sea turtles in Gabon, West Africa as the world's largest. May 19, 2009

Strange Bird Gets Private Beach In Indonesia - A private beach is a luxury for most, but for the maleo - an endangered bird found only on the Indonesian island of Sulawesi - an exclusive stretch of sand is now a protected nesting area for the species. May 18, 2009

Visualizing Virus Replication In Three Dimensions - Dengue fever is the most common infectious disease transmitted by mosquitoes – some 100 million people around the world are infected. May 15, 2009

Communal Stomach Of An Ant Colony - How do ant colonies manage the nutrients in their food? Audrey Dussutour from the Centre de recherche sur la cognition animale and Steve Simpson from Sydney University have shown that an ant colony functions like a “collective mouth and gut”. May 8, 2009

Mites On Hissing Cockroach May Benefit Humans With Allergies - Tiny mites living on the surface of Madagascar hissing cockroaches help decrease the presence of a variety of molds on the cockroaches’ bodies, potentially reducing allergic responses among humans who handle the popular insects. May 7, 2009

Earth Still Recovering From A Glacial Hangover - A new explanation for the cause of changes in the chemical makeup of the oceans through recent Earth history is put forward in a paper published in Nature. May 5, 2009

Scientists Discover 'Dancing' Algae - Scientists at the Cambridge University have discovered that freshwater algae can form stable groupings in which they dance around each other, miraculously held together only by the fluid flows they create. May 1, 2009

Identifying Hyenas By Their Giggle - To human ears, the laughs of individual hyenas in a pack all sound the same: high-pitched and staccato, eerie and maniacal. April 27, 2009

Conserved Gene Expression Reveals Our 'Inner Fish' - A study of gene expression in chickens, frogs, pufferfish, mice and people has revealed surprising similarities in several key tissues. April 17, 2009

Solving The Mystery Of What Puts Sperm 'In The Mood' - In a potential advance toward a male contraceptive pill and new treatments for infertility, researchers are reporting the identification of key biochemical changes that put sperm "in the mood" for fertilization. April 16, 2009

Hemp Could Be Key To Zero-carbon Houses - Hemp, a plant from the cannabis family, could be used to build carbon-neutral homes of the future to help combat climate change and boost the rural economy, say researchers at the University of Bath. April 14, 2009

Arctic Literally On Thin Ice - The latest data from NASA and the University of Colorado at Boulder's National Snow and Ice Data Center show the continuation of a decade-long trend of shrinking sea ice extent in the Arctic, including new evidence for thinning ice as well. April 8, 2009

Tiniest Frog In South America’s Andes Mountains - It fits on a fingertip: Noblella pygmaea is a midget frog, the smallest ever found in the Andes and among the smallest amphibians in the world. April 7, 2009

Decoding Mysterious Green Glow Of The Sea - Many longtime sailors have been mesmerized by the dazzling displays of green light often seen below the ocean surface in tropical seas. April 6, 2009

Atlantic Snails Are Increasing Dramatically In Size - A Queen’s University biologist has discovered that the shell lengths of northwest Atlantic Ocean snails - an important member of the Atlantic food chain - have increased by 22.6 per cent over the past century. April 2, 2009

New Theory On Largest Known Mass Extinction In Earth's History - The largest mass extinction in the history of the earth could have been triggered off by giant salt lakes, whose emissions of halogenated gases changed the atmospheric composition so dramatically that vegetation was irretrievably damaged. April 1, 2009

Crabs Not Only Suffer Pain, But Retain Memory Of It - New research published by a Queen's University Belfast academic has shown that crabs not only suffer pain but that they retain a memory of it. March 30, 2009

Deep-sea Rocks Point To Early Oxygen On Earth - Red jasper cored from layers 3.46 billion years old suggests that not only did the oceans contain abundant oxygen then, but that the atmosphere was as oxygen rich as it is today, according to geologists. March 27, 2009

New Possibilities For Hydrogen-producing Algae - Photosynthesis produces the food that we eat and the oxygen that we breathe - could it also help satisfy our future energy needs by producing clean-burning hydrogen? March 26, 2009

Triceratops Was A Social Animal - Until now, Triceratops was thought to be unusual among its ceratopsid relatives. While many ceratopsids have been found in enormous bonebed deposits of multiple individuals, all known Triceratops (over 50 in total) fossils have been solitary individuals. March 25, 2009

Effects Of Stress Last For Life In Birds - Researchers have discovered the first direct evidence that exposure to stress in young birds affects the way they react to stress when adult. March 24, 2009

Major Losses For Caribbean Reef Fish In Last 15 Years - By combining data from 48 studies of coral reefs from around the Caribbean, researchers have found that fish densities that have been stable for decades have given way to significant declines since 1995. March 20, 2009

Key Sperm-binding Proteins Cloned - New treatments for infertility could be closer to reality, thanks to a discovery from scientists at the Université de Montréal and Maisonneuve-Rosemont Hospital Research Centre. March 19, 2009

Catching The Common Cold Virus Genome - A new study by Brigham Young University researchers on the virus behind nearly half of all cold infections explains how and where evolution occurs in the rhinovirus genome and what this means for possible vaccines. March 18, 2009

Female Birds 'Jam' Their Mates' Flirtatious Songs - When a single female is nearby, female antbirds will sing over the songs of their male partners in an apparent attempt to keep their messages from getting through, according to a new report published online on March 12th in Current Biology. March 17, 2009

Human-generated Sounds May Be Killing Fish - Anthropogenic, or human generated, sounds have the potential to significantly affect the lives of aquatic animals - from the individual animal's well-being, right through to its reproduction, migration and even survival of the species. March 16, 2009

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