Rolling in Biological News

Trading energy for safety, bees extend legs to stay stable in wind

... environmental turbulence. In every case, the bees displayed a side-to-side rolling motion at high flight speeds, negotiating the turbulence by extending ... like a spinning ice skater who extends her arms to slow down." This rolling increased with flight speed until the bees were rolled to one side or the ...

Tires made from trees -- better, cheaper, more fuel efficient

... rubber tire technology in a wet, rainy environment. However, at high temperatures such as in summer, the partial replacement of silica decreased the rolling resistance of the product, which would improve fuel efficiency of rubber tires made with the new approach. More research is needed to confirm the ...

Healing wounds with lasers, vehicles that drive themselves, other cutting-edge optics

... the most extreme example of ever-changing conditions is a war zone, where roads may be reduced to rubble and vehicles are natural targets of attack. rolling out fleets of self-navigating vehicles for the military is an enticing idea because it could keep thousands of troops out of harm's way. But will it ...

How Volvox got its groove

... others live in colonies of up to 50,000 cells. Many of the colonial algae species are visible to the eye and appear to be little green spheres rolling through the water. The most complex species have a division of labor -- some cells do the swimming, others do the reproducing. Although an ...

If you're aggressive, your dog will be too, says veterinary study at University of Pennsylvania

... (43 percent), "growl at dog" (41 percent), "physically force the release of an item from a dog's mouth" (39 percent), "alpha roll"physically -- rolling the dog onto its back and holding it (31 percent), "stare at or stare down" (30 percent), "dominance down" - physically forcing the dog down onto its ...

Plums poised to give blueberries run for the money

... COLLEGE STATION There's an emerging star in the super-food world. Plums are rolling down the food fashion runway sporting newly discovered high levels of healthy nutrients, say scientists at Texas AgriLife Research. Plainly, ...

More accurate FEMA flood maps could help avoid significant damages and losses

... nearly the entire state, allowed the committee to compare new and traditional mapping methods among three distinct topographical regions: mountains, rolling hills, and coastal plains. The costs for improving flood maps would come from collecting, updating, modeling, and analyzing the flood-related ...

Primate culture is just a stone's throw away from human evolution, study finds

... in this study, included rubbing and clacking stones together, pounding them onto hard surfaces, picking them up, and cuddling, carrying, pushing, rolling and throwing them. The scientists found, for example, that an infant's proximity to their mother had a significant impact on the development of ...

January GEOLOGY media highlights

... around the rocks, and the resulting pattern of erosion of the underlying sandy surface. Repeated cycles of erosion around the rocks and subsequent rolling cause them to move and organize spatially. Evidence for focused magmatic accretion at segment centers from lateral dike injections captured ...

Study: Excessive use of antiviral drugs could aid deadly flu

... there, upload genomes, and our computers will calculate a tree for them and give them both the tree and that tree data mapped into the earth. We're rolling out our methods and making our supercomputer available for anyone in the world to do this kind of work," Janies said. ...

The medium is the message: Manipulating salmonella in spaceflight curtails infectiousness

... points out, "No one had thought to look at a mechanical force like fluid shear on the disease-causing properties of a microorganism." If a rolling stone gathers no moss, a bacterium like S. typhimurium appears to gather virulence when its movement is slowed down and fluid shear across its ...

Photos: Turn Your Couch into a 'Disney' Ride for Under $300

... and entertainment industries. ButtKicker brand products are used by industry leaders such as Disney, IMAX, Universal Studies, Warner Bros., The rolling Stones, Shania Twain, Green Day, Maroon 5, along with home theater, gaming and car audio professionals and enthusiasts in more than fifty countries. ...

Simple chemical procedure augments therapeutic potential of stem cells

... it in the clinic. He's collaborating with another lab to test the homing ability of the SLeX-dotted cells in mice. "We need to confirm that this rolling behavior translates into increased homing and tissue repair," explains Karp. "We may need to tweak the cells further." "This is definitely an ...

Michael J. Fox Foundation Funds $1.1 Million for Cutting-edge Approaches to Parkinson's Disease

... development pipeline by allowing researchers to pursue their most exciting ideas in real time. The Foundation accepts Rapid Response proposals on a rolling basis with no deadline, and funding decisions are made within six weeks of application. Awards of up to $75,000 are available for one-year basic, ...

New studies predict record land grab as demand soars for new sources of food, energy and wood fiber

... off the land," Thomas said. "For example, we are currently helping the Batwa and Bafoto peoples in the Democratic Republic of Congo and will soon be rolling out this work to three other countries in Central Africa. These new studies should strengthen global resolve to protect the property rights of ...

Book examines clash of capitalism and the environment

... That alternative includes moving to a post-growth society and environmentally honest prices, curbing consumerism with a new ethic of sufficiency, rolling back growing corporate control of American political life, and addressing the enormous economic insecurity of the average person. My point of ...

American Chemical Society's Weekly PressPac -- Jan. 16, 2008

... and generate less carbon dioxide during manufacturing and use, McCoy states. Consumer products giant Clorox will join the bandwagon this month by rolling out a new line of green cleaning products with the earth-friendly name Green Works, he notes. Under pressure from groups including consumers, the ...

New genus of self-destructive palm found in Madagascar

... He travelled out to meet Xavier and Nathalie Metz - who had discovered the palm. It was concealed at the foot of a limestone outcrop in the rolling hills and flatlands of the Analalava district. This area has eight dry months a year and a mean annual temperature of 27C. The palm grows in deep ...

Inquiring minds want to know about cotton fleahoppers

... migration into cotton from wild host plants is pretty constant. Producers there can spray two to four times a season to control them. "In the rolling Plains, lack of rainfall limits wild host plants and makes fleahoppers an occasional cotton pest. Producers there rarely need more than one control ...

Brewing a blast-less fertilizer

... Down in the green, rolling hills and farmlands around Lexington, Kentucky, Darrell Taulbee can be found mixing up a batch of his homegrown fertilizer. But hes not looking to ...

Inquiring minds want to know about cotton fleahoppers

... migration into cotton from wild host plants is pretty constant. Producers there can spray two to four times a season to control them. "In the rolling Plains, lack of rainfall limits wild host plants and makes fleahoppers an occasional cotton pest. Producers there rarely need more than one control ...

Smooth sailing: 'cruise ship virus' tackled by UH, Baylor College of Medicine

... You're on vacation, having fun sailing the seven seas, when your stomach starts rolling worse than the waves. Before you know it, nausea and vomiting have replaced shuffle board and sun-bathing. Unfortunately, it's a scenario ...

Magnetism and mimicry of nature hold hope for better medicine, environmental safety

... surfaces, but the introduction of a magnetic field produced by injecting tiny magnetic particles into the droplets keeps the ball from rolling off the surface. This allows for the fluids to be controlled through exerting magnetic force, and moved with extreme precision across the tips of ...

Genome Sequence for Haemophilus Influenzae Completed

... of the otter's coat. Indeed, biologists have observed otters actively blowing air bubbles into their fur while grooming, and their energetic rolling catches air in their fur. "The air insulates like a down jacket," explains Weisel. A common otter behavior, next to their playfulness, is their ...

Otter adaptations: How do otters remain sleek and warm

... of the otter's coat. Indeed, biologists have observed otters actively blowing air bubbles into their fur while grooming, and their energetic rolling catches air in their fur. "The air insulates like a down jacket," explains Weisel. A common otter behavior, next to their playfulness, is their ...

Natural Killers Could Lead to New Hepatitis Treatments

... blood flow, passing one another and even changing direction, said Littman. “It is very different from the kind of classical mechanism of lymphocytes rolling through vessels with the blood flow and when they are activated coming to a stop and then crossing through vessel walls in response to a ...

The biggest family tree ever

... stored in people's genes persists. Cusanovich had his own DNA analyzed, which helped him trace his family to a time "when the crusaders were rolling through the Middle East." Many people conduct genealogical research, said Cusanovich, a UA professor of biochemistry and molecular biophysics and a ...

Wisconsin scientists grow critical nerve cells

... Motor neurons transmit messages from the brain and spinal cord, dictating almost every movement in the body from the wiggling of a toe to the rolling of an eyeball. The new development could one day help victims of spinal-cord injuries, or pave the way for novel treatments of degenerative diseases ...