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Tag: "tradition" at biology news

Hofmeyr skull supports the 'Out of Africa' theory

...o. During this critical period, the archaeological tradition known as the Later Stone Age, with its sophisticated stone and bone tools and artwork appears in sub-Saharan Africa, and anatomically modern people appear for the first time in Europe and western Asia with the equally complex Upper Paleolithic archeo...

New test for most virulent HPV strains under study

...men age 30 and older, he says, citing cost and the tradition of Pap smears as likely factors. “This new HPV test could lengthen the interval of screening for cervical cancer. If the new test is as good as the old one and if the HPV test is negative, there is only a 1 percent chance you actually have somethi...

Robots manipulating animal behaviour

...ce and behaviour in animal society, as well as the tradition of using artificial agents to test theories about animals. "Robots have already been used to interact with some animals, such as bees. But they cannot react to the animals' response," he says. "In our project, the autonomous insbots call on specially...

Use of stone hammers sheds light on geographic patterns of chimpanzee tool use

...ication had been that nut-cracking is a behavioral tradition constrained in its spread by a physical barrier: It was absent to the east of the river because it had not been invented there. The new finding that chimpanzees crack open nuts more than 1700 km east of the supposed barrier challenges this long-accep...

Delft water-purification method promises radical improvement

...water. Delft University of Technology has a long tradition in researching the possibilities of water purification with aerobic granular sludge. The maturation of the technology is largely due to the research conducted by De Kreuk. During her PhD research with Prof. Mark van Loosdrecht, De Kreuk ?working toge...

Bringing the zoos to the zebras

...habitat needs in the wild. Earthwatch has a long tradition of putting zookeepers in the field, including one from Saint Louis Zoo on Grevy's Zebras last year and one from Zoo New England on the same project in 2002. By expanding the their awareness of conservation issues in the wild and enabling them to gath...

Research: Snails were overlooked contributors to marsh destruction

...sed salinity. But, they say, decades of scientific tradition emphasizing only these types of influences resulted in overlooking "top down" ones ?in this case, top-down controls potentially spurred by climate change. "For ecology in general, the take-home lesson here is that increasing climatic extremes, such ...

'Creationism is not science' ?making the case for Darwin at UCL

...nised by the Grant Museum of Zoology at UCL, has a tradition of addressing topical scientific issues. The museum was renamed nine years ago in honour of its founder Robert Grant, a Darwinist, who opened it in 1828. On the day of the relaunch, the first "Annual Robert Grant Lecture" was given by the palaeontolo...

Viagra's hidden help for wildlife

...a to treat erectile dysfunction, but sticking with tradition for ailments such as arthritis, indigestion and go...ility of Viagra in 1998, no product in any medical tradition had been proven to be an effective and non-intrusive treatment of erectile dysfunction. So despite t...

International HapMap consortium expands mapping effort

...lding an even better map follows the collaborative tradition established by The SNP Consortium," said Arthur Holden, chairman and chief executive of The SNP Consortium. In addition to affecting risk of disease, genetic variation has been shown to affect the response of people to therapeutic drugs, toxic subst...

The BIOS Initiative - open source biotechnology is born

...ership with CollabNet Inc (www.collab.net). In the tradition of open source software, BioForge makes it possible for scientists to work together to craft new, deliverable technologies within a "protected commons". "BioForge is a hands-on, evolving tool kit to make things happen. BioForge is about sharing capa...

Essential mangrove forest threatened by cryptic ecological degradation

... projects have abused the long-standing Sri Lankan tradition of freshwater management that once sustained robust irrigation-based civilizations. The researchers show that, increasingly, the magnitude of these modern irrigation projects has been such that entire river basins have been diverted to those of other...

U-M scientist to talk about tissue engineering at AAAS

...a leading role in the effort. Dentists have a long tradition of finding ways to fill tooth cavities that will not heal on their own, Krebsbach said, and that has led to research in biomaterials, bone and connective tissue function, and then tissue engineering. At Michigan, tissue engineering collaboration inc...

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