Tag: "recorded" at biology news

Brain signal predicts working memory prowess

...cts averaged 2.8 squares. Electrodes on the scalp recorded neural activity during the one-second delay to pinpoint signals reflecting activity of brain areas involved in holding the images in working memory. Asking subjects to remember just one of two sets of colored squares that appeared on the left and rig...

Marine disease on the rise?

... report a new method in PLoS Biology that uses the recorded incidence of disease in the scientific literature to identify disease trends in major groups of marine organisms. Their analysis not only confirms fears but also throws up some unexpected results. Ward and Lafferty conducted an online search of 5,900...

Report in BioScience details global decline of nonmarine mollusks

...ajor taxonomic group. A staggering 42% of the 693 recorded extinctions of all animal species since the year 1500 are mollusks (260 gastropods and 31 bivalves). Regrettably, nonmarine molluscan extinctions go largely unnoticed by the general public, most biologists, and many conservation agencies, which foc...

K-State uses geographic tools to track plant pathogens

...f aphid occurrence data for states and counties as recorded on two Web sites: NAPIS and APHID WATCH, a site of the North Central Pest Management Agency. "GIS has analytical and visualization capabilities that make it a very powerful tool for this kind of research," he said. An initial finding -- the...

Ribozyme package effective against hepatitis B virus

...nt effects were quite dramatic," Clawson said. "We recorded a greater than 80 percent reduction in the HBV liver DNA, meaning far less virus was being produced, and staining for the virus using antibodies also showed a dramatic decrease in residual viral production. This is significant because there are so fe...

Plant, bird and butterfly species dwindling in the United Kingdom, researchers report

... Britain up into squares ten kilometers across and recorded the number of species spotted at least once in each square. One-third of all the species recorded disappeared from at least one of the squares they had occupied 20 or 40 years ago. That group includ...

USGS March science picks

...d it was not designed to use data from earthquakes recorded outside Southern California. USGS, which is responsible for providing information about earthquakes to other government agencies and to the public, uses the Moment Magnitude scale and we call it plain old "Magnitude". So, in most cases we use a diffe...

Should publicly funded research be free and available to the public?

...t yields are new scientific discoveries and ideas, recorded in scientific publications. The authors of these research reports, the scientists, give them away to publishers, receiving in return only an audience for their work and the satisfaction of sharing their ideas and discoveries with the world. But if yo...

World's first databank for all living systems

...nd complex environmental effects, which need to be recorded and modeled separately. Cornell University is one of a handful of universities in the world making investments in excess of $500 million to modernize life sciences research and education programs. Through its New Life Sciences Initiative, Cornell is...

Current smoke alarms pass life-saving tests

...for flaming fires differs from the 17 minutes NIST recorded in its seminal smoke alarm tests in the 1970s," said Richard Bukowski, the NIST researcher who conducted both studies. "It confirms what fire scientists have recognized for some time: fires today seem to burn faster and kill quicker because the conte...

Statistical technique helps researchers gain more information from a single data run

...ransform. For instance, signals within noisy data recorded in the time domain can become more meaningful when analyzed in the wavelet domain. Wavestrapping was pioneered by University of Washington researchers, who applied wavelet transforms to an established statistical re-sampling technique known as bootst...

Dirty air from Asia can push U.S. air pollution to unhealthy levels

...mclaw, Wash., about 35 miles southeast of Seattle, recorded an eight-hour average of 96 parts per billion, well beyond the EPA limit of 80 parts per billion. The data, which has not yet been published, indicates that the plume from the Siberian fires contributed about 15 parts per billion to that reading. An...

Scientists at Scripps Research Institute describe structure of receptor on surface of 1918 flu virus

...me the largest and deadliest influenza outbreak in recorded history. Their work reveals some of the virus' deadly secrets. "Why was this so devastating an outbreak?" asked lead investigator Ian Wilson, D.Phil., a molecular biology professor and a member of The Skaggs Institute for Chemical Biology at The Scr...

Scientists' findings may lead to better understanding of how that sleep develops, matures

...trocardiogram (ECG) and respiratory movements were recorded and the signals digitized and transmitted via fiber-optic cable to a computer. The recording equipment was attached in the early evening preceding the usual bedtime and the recordings performed at home in the habitual sleep environment with usual be...

New 'bumpy' jelly found in deep sea

... Ventana, a deep-diving submarine robot that first recorded the jelly on video in 1990. Before they created an official name for this animal, researchers gave this jelly the nickname "bumpy" because it's bell and oral arms are covered with small bumps, which are actually clusters of stinging cells that the je...

Lock to food-borne pathogen pathway may be key to vaccine

...bly death. Listeria is responsible for about 2,500 recorded food-borne illnesses annually in the United States and is the deadliest food-borne disease, according to the Centers for Disease Control and Prevention. It is especially dangerous for pregnant women, the elderly and those with immuno-comprised diseas...

UF study: World shark attacks sink again, may signal long-term trend

.... Lucie 1 each. Outside Florida, attacks were recorded in Hawaii 4, South Carolina 3, and one each in California, the U.S. Virgin Islands and Johnson Atoll, a small island south of Hawaii. Surfers were the most frequent victims, involved in 29 incidents, followed by swimmers and waders 20, and diver...

New research technique provides clues into cell growth

...ng processes." Using their new technique, the team recorded preliminary observations of N-WASP activation throughout living cells placed in a petri dish. Traditionally, N-WASP was thought to be significantly active in filopodia, thin filaments that protrude from cells to help navigate through the body. As ex...

Twitching whiskers tell all

...t Marcin Szwed and Dr. Knarik Bagdasarian, Ahissar recorded the transmissions of neurons that connect whiskers... says Szwed, "simply because the cells were rarely recorded during active movement." These latest findings, published in the Oct. 29 issue of Neuron, indicate t...

Census finds mountain gorillas increasing

...the Parc National des Virunga in DRC. Participants recorded data on all gorilla nests and other signs, which were then used to establish the current estimate of 380 gorillas. Although far fewer in number than their western relatives, mountain gorillas have had a profound effect on both the public and the natu...

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