Tag: "digitally" at biology news

Macho men are seen as bad choice for long-term love

...ces, asked over 400 British men and women to judge digitally altered pictures of male faces made to look more masculine or feminine. The participants were asked to predict personality traits including sexual behaviour and parenting skills based on what they saw. Men with masculine faces, with features suc...

Ability to listen to 2 things at once is largely inherited, says twin study

...lables. In two other tests, volunteers listened to digitally altered one-syllable words played into the right ear and tried to identify the word. One test artificially filtered out high-pitched sounds, which tended to obscure the consonants, while the other sped up the word. In all but the filtered-words te...

FSU leads botanical research into 21st century: Deep South Plant Specimen Imaging Project

...nt of the herbariums 200,000 specimens already are digitally imaged, annotated and posted online in the same way that DSPSIP plans to produce and present 100,000 more: http://herbarium.bio.fsu.edu/search-specimens.php . Among the most threatened ecosystems in the East Gulf Coastal Plain are the longleaf pin...

Possible evidence of cell division, differentiation found in oldest known embryo fossils

...duce higher resolutions than hospital-CT scans and digitally extracted cells from the embryos of ancient animal... be distinguished from inorganic artifacts." "We digitally extracted each cell from the embryos and then looked inside the cells," Xiao said. "We found some ki...

Technique makes it easier to see mouse embryo in all its glory

...s (organs, developing bone and soft tissue) and is digitally scanned at high resolution using x-ray computed tomography. Computational methods are applied to analyze embryo organs for defects. "From the moment of conception, the mice under study are genetically programmed to develop tumors," Dr. Keller said....

From climate dynamics to educational research...

...ordinator: Prof. Christoph Leyens, BTU Cottbus) In digitally networked dynamic systems a variety of components are connected to controllers via a common, sometimes wireless communication network. The objective of the Priority Programme "Control Theory of Digitally Networked Dynamic Systems" is to develop a con...

UCSD project takes fish collection into the digital age

... students and anyone in the public will be able to digitally probe and dissect these fishes from a desktop computer anywhere in the world. Scripps' Marine Vertebrate, or "Fish," Collection, is among the largest and most comprehensive collections of its kind in the world, containing 90 percent of all known fami...

Coastal retreat in face of rising sea levels found to be influenced by wildfires

...on points" where each wildfire originated. When he digitally superimposed those ignition points on the digitized landscape he found a correlation. "It appeared that the more frequent the fires were the more likely the forest was to retreat in this patchy way," he said. At a site where a forest of loblolly and ...

Software 'agents' could help unmask reality of disease clusters

...echanisms need to be introduced that, for example, digitally sign and authenticate genuine agents and their transactions, and prevent 'Trojan horse'-like attacks by fake or rogue agents. "These mechanisms could include the creation of virtual institutions to insulate host organisations from agents and minimise...

Brain remembers familiar faces when choosing potential mate

...ants to view a number of human faces that had been digitally manipulated to change their facial characteristics. Dr Little said: "We found that participants preferred the face that they were most visually familiar with. In one of the tests we showed participants a block of faces with wide-spaced eyes and the...

Soft body fossils of extinct 'lamp shell' digitally reconstructed

...merican and British scientists have identified and digitally reconstructed the first example of a fossilized brachiopod complete with its pedicle, the stalk attaching it to the sea floor, and its lophophore or feeding organ, according to a report in the journal Nature. Brachiopods, the so called "lamp shells,"...

PNAS highlights for the week of May 16 - 20

...rred to spend time with videos of males displaying digitally enlarged gonopodia rather than those with average-sized gonopodia, which implies sexual selection for increased gonopodium size. Yet the researchers also found that males with larger gonopodia were slower to escape potential predators through evasive...

Size matters: fish genitalia attractiveness vs. predatory escape value

...rred to spend time with videos of males displaying digitally enlarged gonopodia rather than those with average-sized gonopodia, implying sexual selection for increased gonopodium size. Yet the researchers also found that males with larger gonopodia were slower to escape potential predators through evasive swim...

University of Chicago researchers reveal secrets of snake flight

...he synchronized recordings of two video cameras to digitally reconstruct the trajectories, speed and body postures of Chrysopelea paradisi, or paradise tree snake, and Chrysopelea ornata, golden tree snake. In this study, Socha, who also is a biologist at Argonne National Laboratory, found that paradise tree s...

Fragmented habitats no ultimate refuges for forest-dwelling tropical birds

...y that accounted for cloud interference. They then digitally superimposed available bird range maps on their own current forest map using the Nicholas School's advanced Geographical Informational System (GIS) facilities. What emerged was their own estimate of remaining distributions of two categories of bird ...

Ancient sea spider fossils discovered in volcanic ash

...re ground away a few microns at a time, each slice digitally imaged, and then the whole reconstructed using computer graphics. The reconstruction suggests that these exotic animals are indeed related to land spiders, scorpions, mites and ticks. The new species, Haliestes dasos,, represents the earliest known a...

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(Date:5/21/2013)... a long time that some creatures evolve more quickly ... plants. But it may be that height plays a ... the U. S. National Evolutionary Synthesis Center. , ... the journal Nature Communications , Lanfear and colleagues ... from a database of global patterns in plant height ...
(Date:5/21/2013)... class of pharmaceuticals can both prevent and treat Alzheimer,s ... "TSPO ligands," are currently used for certain types of ... ligand in young adult mice when pathology was at ... was quite severe," said lead researcher Christian Pike of ... measures of pathology and improved behavior at both ages." ...
(Date:5/21/2013)... of Medicine will study gender differences in how the heart ... and how changes in fat metabolism play a role in ... the National Heart, Lung and Blood Institute. , When stressed, ... changes may play a major role in the development of ... E. Douglas Lewandowski, director of the UIC Center for Cardiovascular ...
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