Latest science news in Biology & Nature
Large Study Points to the Brain Benefits of Eating Fish
A diet rich in fish may help ward off dementia, a study in developing countries has found.
Moths jam sonar to dodge bats
Some tiger moths can produce sounds that interfere with a bat's sonar, rendering the predator unable to find its prey, a study has found.
Male sex chromosome losing genes by rapid evolution, study reveals
Scientists have long suspected that the sex chromosome that only males carry is deteriorating and could disappear entirely within a few million years, but until now, no one has understood...
Handle With Care: Telomeres Resemble DNA Fragile Sites
Although telomeres are fragile, they don't have to be handled with care. Researchers now show that what keeps our fragile telomeres from falling apart is a protein known as TRF1...
Evolutionary Event Underlying Origin Of Dachshunds, Dogs With Short Legs, Discovered
A single evolutionary event appears to explain the short, curved legs that characterize all of today's dachshunds, corgis, basset hounds and at least 16 other breeds of dogs, researchers report....
New information about DNA repair mechanism could lead to better cancer drugs
Researchers at Washington University School of Medicine in St. Louis have shed new light on a process that fixes breaks in the genetic material of the body's cells. Their findings...
Secrets of a life-giving amino acid revealed by Yale researchers
Selenium is a trace element crucial to life - too little or too much of it is fatal. In the 17 July issue of the journal Science, researchers at Yale...
Edible coating makes fish filets longer-lasting, healthier
Consumers may be able to eat longer-lasting, potentially healthier fish fillets if research at Oregon State University makes its way to the supermarket...
Through sand, desert lizard swims like a snake
A little Saharan lizard "swims" through desert sands by undulating its body in a series of wave-like motions, a new study finds.
UPI NewsTrack Health and Science News
3-D mapping helps in brain tumor's removal … New fruit fly pheromone is discovered … CDC: U.S. blacks most obese, whites least … Bolden becomes NASA's 12th administrator ... Health/Science...
California Keeps BPA Off Toxics List
Independent panel finds lack of scientific evidence of harm to humans.
Old gene, short new trick
Retrogene causes short legs in man’s best friends
New fruit fly pheromone is discovered
BOSTON, July 16 (UPI) -- U.S. scientists using a new form of high-resolution laser mass spectrometry say they have discovered a new fruit fly pheromone.
Gliomas exploit immune cells of the brain for rapid expansion
Gliomas are among the most common and most malignant brain tumors. These tumors infiltrate normal brain tissue and grow very rapidly. As a result, surgery can never completely remove the...
Evolution Flashback: Ecologist Brings Century-old Eggs to Life
Cornell ecologist brings century-old eggs to life to study evolution. By hatching these eggs, scientists can compare time-suspended hatchlings with their more contemporary counterparts to better understand how a species...
New science of learning offers preview of tomorrow's classroom
LA JOLLA, CA -- Of all the qualities that distinguish humans from other species, how we learn is one of the most significant.
Digital Rat Brain Spontaneously Develops Organized Neuron Patterns
Researchers hope the breakthrough could lead to a fully virtual human brain within ten years Four years ago, a team of researchers at the École Polytechnique Fédérale de Lausanne in Switzerland switched...
France joins Monaco in call for international trade ban for endangered bluefin tuna
President Nicolas Sarkozy of France today announced his country's support for a ban of international trade in endangered Atlantic and Mediterranean bluefin tuna, joining a growing call to list the...
What are the characteristics of clarithromycin-resistant Helicobacter pylori?
Clarithromycin resistance is an uncommon occurrence among Malaysian isolates of Helicobacter pylori strains, and the mutations A2142G and A2143G detected were associated with low-level resistance.
Dog wet nurse saves panda cubs in China
Two red panda cubs abandoned by their mother at birth are thriving at a northern China zoo thanks to milk and loving care from an unlikely surrogate mother — a...
Sound Solution: New Detection Technologies May Help Protect Whales
Ship traffic, seismic tests and sonar pings can make navigating the seas tricky for whales. But with the help of the heat and sound naturally generated by the warm-blooded creatures, researchers are hoping...
Killer parasites' genes decoded
Scientists have decoded the genetic blueprint of a parasitic worm responsible for thousands of deaths worldwide every year.
'Extinct' tiny shrew rediscovered
The Nelson's small-eared shrew has been rediscovered in Mexico, more than a century after first being described.
Kenya's National Parks Not Free From Wildlife Declines
Long-term declines of elephants, giraffe, impala and other animals in Kenya are occurring at the same rates within the country's national parks as outside of these protected areas, according to...
Chemical Changes In Cells Tracked As They Endure Extreme Conditions
How do some bacteria survive conditions that should kill them? In groundbreaking research, scientists have used the Advanced Light Source to track chemical changes in individual cells as they adapt...
Video: Friends Of Sharks
Nine shark bite victims were on Capitol Hill to speak on behalf of the very animals that had bit them. Nancy Cordes reports.
Dominican Republic calls for stem cell caution
The Dominican Republic's Bioethics Council has expressed concern over the offering of stem cell therapy to the public.
Elephants Don't Always Keep it in the Family
When decimated by humans, elephants turn to friends to beef up their numbers