Tag: "spring" at biology news

When cave crickets go out for dinner, they really go, researchers say

...crickets as they emerged from the cave during late spring and summer in 2003. Using a fine-tipped brush, scientists, in the course of 17 nights, marked more than 2,000 crickets with fluorescent water-based paint. The crickets were then released each night within a meter of the cave entrance. Later each nigh...

Scientists get look at genes' defensive playbook

...en the body's infection-fighting white blood cells spring into action, causing potentially harmful inflammation in the process. "Basically we made the volunteers appear septic for a couple of hours and examined changes in the gene expression from their white blood cells," Moldawer said. "Such genomic analys...

Overbearing colored light may reveal a second mechanism by which birds interpret magnetic signals

...ut they no longer show the seasonal change between spring and autumn and instead head north in both seasons. This behavior did not appear to involve the normal inclination-compass and chemical-compass mechanisms. The new findings show that bright-colored light interferes with magnetoreception such that migr...

Crisis in African fish supplies looms, experts warn Africa leaders

...nd the cities, opportunistic small operations will spring up to meet demand from growing urban populations. The success of this new micro-enterprise sector will depend on investment to create effective support services. 3. Improve fish market chains In many parts of Africa, post-harvest losses to spoilage...

Long sought-after flowering signal found

...no Park in Tokyo, Japan, because they tell us that spring has finally arrived. As we all know, most plants m...ake flowers only at certain times of the year, the spring blooms of cherry trees being but one example. Plants can use several cues from the environment to ch...

Our effect on the world

...eleased during the Balkan conflict in Sebia in the spring of 1999. In the talk, "Ecological state of selected urban locations in Serbia after the Balkan conflict," Vojinivc-Miloradov will discuss the PCP contamination levels in soil, sediment, air, and frog livers. Thursday 11 August, 8:00 11:30 AM, Meet...

Tiny roundworm's telomeres help scientists to tease apart different types of aging

...elomeres are still long, and moves with a youthful spring in its crawl despite short telomeres, they report in PLoS Genetics, available online now. In the past, preventing telomere shortening has often been portrayed as the key to preventing aging and living longer. In their study, Salk scientists Jan Karl...

Earth from Space: unique Arctic landscape surveyed by Proba

... lower right of the scene, which remained from the spring river ice break-up approximately two weeks earlier. Around 14% of worldwide carbon is stored in permafrost soils and sediments, and scientific interest is growing in the role of tundra environments in the carbon cycle. In particular tundra wetlands ...

Beach pollution is worst during new and full moon

...r three days. "They could also suggest that during spring tides -- and especially spring-ebb tides -- water quality is more likely to be impaired, and those who are risk-averse should avoid swimming," Boehm says. The results might also help managers identify potential sources of pollution at beaches. "Most ...

California Institute researchers unveil computer graphics innovations at SIGGRAPH

...who participated in the dedication ceremonies this spring for Calit2's new building at UCI. Developed in collaboration with UC Irvine professor Lisa Naugle, the Active Space is an interactive physical environment for dance, theater and music performance. As the system responds to movement, participants enga...

NYU's Center for Comparative Functional Genomics helps to unravel the function of microRNAS

...sites in the genome (published in Nature Genetics, spring 2005). The PicTar algorithm was based on a paper by Rajewsky, who also holds an affiliated appointment at NYU's Courant Institute of Mathematical Sciences, and his collaborator Nicholas Socci published in Developmental Biology in 2004, where they dis...

Gifts from the sea

...id arrive by the tens of thousands. It's a sign of spring to the fishermen who make a living in this important New England fishery. But here at the Marine Biological Laboratory (MBL), it triggers an influx of hundreds of scientists and students from around the world, who return here faithfully every summer ...

Researchers determine temperature-driven rootworm forecast

...so thenumber of eggs and resulting larvae the next spring will be lessened,"Michels said. He started collecting data on adult western corn rootworm emergence in1996. Nine years of catching adult beetles in traps and comparing the datawith temperature data from the North Plains potential evapotranspiratio...

Shift of weather patterns necessitates rethinking of reforestation methods

...ing seedlings that have been left behind." As for spring plantings, both bare root and containerized seedli...ndowners are often to advised to over-plant in the spring because of the likelihood of low survivability. With containerized seedlings, the survival rate is ...

DFG approves additional six research training groups

...eptionally high number of proposals received at it spring session, had requested that additional funding be made available by restructuring existing funds. Thus, additional projects that had been reviewed favourably were able to be included in the programme. The number of newly approved projects thus rises ...

The evolutionary triumph of flower power

NEW BRUNSWICK/PISCATAWAY, N.J. Enjoying spring flowers? Flowers have flourished their beauty evolving over time simply because we like them, says Terry McGuire, associate professor of genetics at Rutgers and co-author of a paper that examines for the first time the whys and wherefores of flower...

Scientists journey to southern Africa to unravel the secret world of elephant communication

...ers set up camp at Mushara waterhole--a freshwater spring where elephants, giraffes, lions and many other species gather day and night to drink or bathe during the dry Namibian summer. To avoid disturbing this remarkable parade of wildlife, and to prevent one of these large creatures from invading tents or ...

Road salt affects mitigation wetlands

...he salt levels will again fall back to zero in mid spring this year as Erie had its last snowfall on May 2 and had a three-foot snowfall in late April. "PennDOT is between a rock and a hard place," says Silver. "Everyone knows that the salt is not good for the environment, but salting roads is a huge safe...

New collision looks imminent for B-15A iceberg

...s, deprived of open waters for feeding. During the spring of this year prevailing currents took B-15A slowly past the Drygalski ice tongue. A full-fledged collision failed to take place, but a glancing blow broke the end off Drygalski in mid-April. The stretch of Victoria Land coast parallel to B-15A's cur...

Stegosaur plates and spikes for looks only, researchers say

...sis of dinosaur scutes and stegosaur plates in the spring issue of the journal Paleobiology, to be published later this month. Stegosaurs were elephantine plant eaters that populated the world during the Jurassic period, about 210 to 144 million years ago, alongside ferocious predators like Allosaurus. Grow...

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(Date:5/23/2013)... overall health, development, and academic success of children, ... that all students have opportunities to engage in ... or moderate-intensity physical activity, says a new report ... suggest that only about half of school-age children ... and development. The report recommends that most ...
(Date:5/23/2013)... the world are billions of animal and plant specimens ... grasses, all stacked, stored and preserved in jars and ... be critical to understanding how the Earth,s biodiversity is ... if only the information were easily accessible. , ... help of a team from the University of Colorado ...
(Date:5/22/2013)... NEW YORK CITY, May 22, 2013 U.S. Forest ... multi-disciplinary team that, with funding from the TKF Foundation, ... spaces help communities and individuals recover from tragedy. , ... is one of six projects selected for grant funding. ... spaces and sacred spaces in recovery and resiliency, the ...
Breaking Biology News(10 mins):Schools should provide opportunities for 60 minutes of daily physical activity to all students 2Schools should provide opportunities for 60 minutes of daily physical activity to all students 3CU-Boulder helps tap crowds to digitize museum records of bugs and plants 2CU-Boulder helps tap crowds to digitize museum records of bugs and plants 3CU-Boulder helps tap crowds to digitize museum records of bugs and plants 4'Landscapes of Resilience' to study how people use nature as a source of recovery 2
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