New evidence pushes back age of sex-determining chromosomes
...hiness mayalso attract predators. The female guppy wants to avoid predators, so she wantsno color. "But for the male," said Page, "it's a net benefit if he can raise hischances of mating before he's eaten." The flip side of this process is the disposal of unwanted or unneeded geneson the Y chromosome. Gen...When sperm whales talk, UW researcher listens
... to return to Norway soon to gather more data. He wants to test his process on a larger group of animals and some questions still need to be answered, such as how the whales' signals change during the duration of their dives. He's also constructing and testing acoustic buoys, which could listen for sperm...Sea level rise behind coastal tree deaths
... areas or farms on the other, Putz said. IfFlorida wants to have coastal forests, it should plan ahead and buy forestedareas now inland of the reserves, he and Williams said. Putz added that sealevel rise also is likely to be killing trees on Florida's east coast, but thatthe area is harder to study becaus......n reached and what to do about it. "No one wants to deny U.S. citizens or increasing numbers ofinte...er current planning is effective; what the public wants and will accept in order to maintain the quality of theiroutdoor experience; the economic impacts o...Environment in Eastern Europe benefits from Swedish funding
...sh EPA's Eastern Europeprogramme. Swedish EPA also wants to support water protection in the Kola-river in Murmanskandconservation of the large virgin forests in north-west Russia. Efforts to reduceindustrial discharges inSt. Petersburg will also be supported. Facts: Sweden co-operates with countries in C...New DNA vaccine could fight fish disease
... three months so far. "The industry really wants this vaccine," said Gael Kurath of theWestern Fisheries Research Center in Seattle, who was one of the leaders of theresearch. But Curt Endresen, a fisheries expert at the University of Bergen inNorway, doubts if such a vaccine would be acceptable in...UW professor's climate change theory leads to NASA mission
...er. Charlson, part of the 17-member science team, wants a successful satellitemission that will bring a better understanding of climate change issues amongscientists and by the public. For instance, he notes the idea of climate changeis often expressed simplistically as "global warming." But, while the Ea......m down. Colorado State University's Reddy wants to look at what happens at themolecular level that tells a plant's root to grow down and a shoot to growupward. It's an important question: Thirty years after humans first walked onthe moon, the emphasis has shifted to the space station and longer ma...SIDS prevention tactic leads to epidemic of 'misshapen head' in infants
...d is gorgeous," she said with relief."Every parent wants their baby to be perfect, and I was so afraid he'd bedeformed." Tony and Susan Avallon, also of Culver City, faced similar concerns when twinsPerris and Quinn displayed signs of the condition. At four months, both babieshad noticeable flattening behi...Divers may soon wax lyrical about some new hot installation -- The water's fine
...Ocean Engineering, vol 26, p 547), but the US Navy wants to improveon that, says Lew Nuckols, of the US Naval Academy in Annapolis, the Navyscientist developing the suit. He is looking at various ways of extending thewarming period, such as packing more of the waxes into the diving suit liner orweaving the...Stanford launches interdisciplinary initiative in the biological sciences
...ther of individualsfrom different disciplines?" he wants to know. "Is there a way to increase therate of interactions at the global scale?" Spudich and an eclectic group of faculty members from the schools ofEngineering, Humanities and Sciences, and Medicine not only think it ispossible, but feel that the ...Journalists put 'hands on science'
...ropean Initiativefor Communicators of Science" who wants to bring journalists closer to the forefront of modern biochemicaland genetic research. They looked a little older than regular students, the people who filled pipettes and carefully listened to the explanations of their tutors atthe Max Planck Insti...Bruce Babbitt Calls For Linking Open Space And Conservation
To "fuse the wants of humankind with the needs of creation," we need ...eas where at-riskspecies live and where the public wants to preserve open space, includingAustin, Denver, Las Vegas, Miami, Sacramento and Tucson. Conservati...Montana Hantavirus Study Looks At Why The Mouse Goes Into The House
...glass, a biologist at Montana Tech in Butte,Mont., wants to know whatbrings the rodents into Montana houses, barns and outbuildings, where thelikelihood of spreading hantavirus to humans is far greater than in the field. Hantavirus is a respiratory disease characterized by flu-like symptoms.Humans ...Stress Increases Blood Chemical Related To Heart Disease
...vels in women after menopause. Stoney said she now wants to see if stress has the same effect on homocysteinelevels in men, and also determine how stress causes the increase inhomocysteine. The study was supported in part by the National Institutes of Health and OhioState's General Clinical Research Center...Tip Sheet: Papers At IADR Meeting
...ulationthat normally lives on the tongue. He then wants to compare this normalassemblage with bacteria found on the tongues of people with oral malodor (badbreath). Surprisingly, some 80 percent of the bacteria in the normal mouth havenever been identified, says Kazor, so that's the first step. Once tha...Heavy Traffic At The Nuclear Pore: How Proteins And RNA Leave The Cell Nucleus
...the genetic material when the cell decides that it wants to divideitself into two daughter cells. In the nucleus, the genetic material is alsotranscribed into messenger RNAs which carry the blueprint to synthesizeproteins. This is a very complicated and highly regulated process where manydifferent proteins...Autoimmune Diseases Study Shows Differences Between Men And Women
...or stay the same during pregnancy. The task force wants new,broad studies to explain the differences. Genetic factors and autoimmune disease: Since some autoimmune diseasesrecur in particular families, there is a strong possibility that these illnesseshave a genetic cause. A person's genetic ...Brief Exposure To High Temperature Has Lasting Effect On Nervous System
...eme heat," Ramirez explains. Next, Ramirez wants to see if heat shock has the same neuroprotectiverole in invertebrates. "If we see the same effect in mice we can start tryingto figure out exactly how heat shock plays this protective role," says Ramirez. "Then we might be able to mimic those prote...Fruit-Fly Mating May Produce A Game Of Evolutionary Leapfrog
...they're at odds on one key point: Whileevery male wants his sperm to fertilize the female's eggs,the female wants only certain males to succeed. A new study co-authored by a biologist at the University ofCalifornia...