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Tag: "black" at biology news

New insight into people who 'see' colors in letters and numbers

...t, they presented six synesthetes with patterns of black letters or numbers--known as "graphemes"--on a white background. They chose those graphemes that the synesthetes reported elicited specific colors. They designed the experiment so that if the synesthetes really were seeing the colors, that color perc...

South America's vast pantanal wetland may become next everglades, UNU experts warn

...the howler and capuchin monkeys, caiman, and giant black eagle.) Moreover, several large transportation infrastructure projects, including a railway and three waterway or Hidrovia projects (one of them in the Pantanal itself), have been initiated to service metropolitan areas and seaports. A large-scale ...

Bone Density Recovers After Teens Stop Injected Contraceptive

...if other birth control methods are inadequate.?The black box warning is available at http://www.fda.gov/medwatch/SAFETY/2004/DepoProvera_Label.pdf. Other authors of the study were: Group Health investigators Andrea Z. LaCroix, PhD, Laura E. Ichikawa, MS, and William E. Barlow, PhD.; and the University of ...

Chemicals in tattoo inks need closer scrutiny

...urers. "We chose to study five different brands of black ink as it is the most common color used in tattoos," Finley-Jones says. The researchers also are testing three different brands of red, blue, yellow and white ink. Tattoo artists frequently mix inks to achieve the desired color, so the researchers se...

Hydrogen and methane provide raw energy for life at 'Lost City'

.... The vents at such sites are often referred to as black smokers because some emit hot, mineral-laden fluid...ry column, named Poseidon, which dwarfs most known black smoker vents by at least 100 feet. Some places resemble the sort of deposits one might see in specta...

NASA probe could reveal comet life, scientists claim

...s, but a porous mass of organics and ice under the black asphalt crust." Comets are thought to have accumulated from a mixture of ices and organic interstellar dust at the time the solar system was formed some 4.6 billion years ago. "This material is quite porous, so it is daring again to predict that su...

New study: Sexually transmitted disease treatment can be effectively administered by sex partners

...could be a valuable tool to add to the physician's black bag. ...

Measurement Challenges In Detecting Cancer Biomarkers

...could be a valuable tool to add to the physician's black bag. ...

New Finding May Aid Adult Stem Cell Collection

...could be a valuable tool to add to the physician's black bag. ...

Male Combat Veterans Rank High In Heart Disease Risk

... Institute (NHLBI), the LCSES study examined 5,368 black and white men who participated in the larger Ather...epresented 80 percent of this study population and black males, 20 percent. The men were 44 to 66 years old during the initial interviews from 1987-89. Comb...

Study casts doubt on 'Snowball Earth' theory

...d her team focused on a drill core of little-known black shale deposits from southeastern Brazil and applied lipid biomarker techniques to identify prehistoric organisms based on the fatty remains of their cell membranes. The team, which included scientists from USC, Caltech, the University of Maryland an...

Women cautioned against using herbal supplements

Women who take soy or herbal supplements, such as black cohosh, red clover and ginseng, should do so with ...arren reports that the seven clinical trials using black cohosh were largely flawed but might suggest some effectiveness. However, little evidence exists for...

Menopause Symptoms May Come Back After Stopping Menopausal Hormone Therapy

Women who take soy or herbal supplements, such as black cohosh, red clover and ginseng, should do so with ...arren reports that the seven clinical trials using black cohosh were largely flawed but might suggest some effectiveness. However, little evidence exists for...

Taking a flying jump

...a melanogaster, she performed experiments dropping black discs from different angles, on a collision course with the flies. Capturing the responses on video, she showed that flies escaped by means of jumping in a forward fashion and directly away from the object, in addition to using their wings. Her resul...

Freeze-dried mats of microbes awaken in Antarctic streambed

...o colonize Earth. The mats generally are orange or black and consist of 10 to 15 different species of cyanobacteria, she said. Because of a cooling trend in the McMurdo Dry Valleys, some streambeds that normally have annual summer flows have been dry in recent years, McKnight said. In contrast, the Antarc...

Female butterflies go for sparkle -- not size -- when choosing to mate

...rs painted the white pupil on the dorsal side with black paint, thereby eliminating the pupil, these males were much less desirable to females by a ratio of two to one, demonstrating clearly that females preferred the presence of the white pupil. However, a large white pupil, about twice the diameter of a...

Bronx Zoo bears are new Samsonite gorillas

...tionists are working to minimize conflicts between black bears and campers. For the past four years, WCS ha...er provides more-than-adequate protection from the black bear, the grizzly bear's smaller cousin. Unlike grizzly bears, which are found in only a handful of ...

A bug's life: Exceptional genomic stability yet rapid protein evolution in a carpenter ant mutualist

...osymbiont that is specifically associated with the black carpenter ant (Camponotus pennsylvanicus). In order to trace genetic changes that occurred in the context of this ant-bacterial mutualism, they then compared the B. pennsylvanicus genome to the sequence from a related carpenter ant mutualist, B. flor...

Sudden change in social status triggers genetic response in male fish, study finds

...ull gray to flashy blue or yellow, and a prominent black stripe ("eyebar") appears across his face. This ph... lose his status and with it his vibrant coloring, black eyebar and the ability to produce sperm. In earlier studies, Fernald and his colleagues discovere...

Student scientists create living bacterial photographs

...en white and black, each bacterium either produced black pigment or didn't, based on whether it was growing in a light or dark place in the dish. The resulting images are a collection of all the bacteria responding to the pattern of light. E. coli are found naturally in the dark confines of the human gut...

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