DNA Enzyme Works In Crystal Form; Yields New Insights Into Gene Copying
...ed Bacillusstearothermophilus that is found in hot springs in Idaho. The biochemists foundthis new polymerase seemed to produce superior crystals with DNA incorporated.But they were quite unprepared for the discovery that the enzyme would retainits catalytic activity in crystal form. "We were excited......r example, an extremophile enzymediscovered in hot springs at Yellowstone National Park, now allows researchersto amplify and analyze tiny bits of the genetic coding material, DNA(deoxyribonucleic acid). Heat-loving enzymes also help dislodge oil insidewells, convert cornstarch to sugar and support a host of...Concerns For Australian Sea Lion
...in alternate summers and winters, or in alternate springs and autumns. While calling for more scientific study of Australian sea lions to try to maximise their breeding potential, Dr Shaughnessy has welcomed the steady growth of NZ fur seal numbers, especially in South Australia. He says it is clea...From The Home Front To The River Front, USGS Updates Water-Quality Information
...round water. In limestone areas, ground water from springs made up a large part of the water in streams. Thus, high nitrate concentrations were found in spring-fed streams. Streams in agricultural areas underlain by limestone, like many streams in Lancaster County, Pa., and in the Great Valley of Virginia...ASU Scientists Join NASA Astrobiology Institute
...life that extends from the biosystems of toxic hot springs of the deep ocean, to thedeep subsurface crust, t... of important modern environmentsincluding thermal springs and alkaline, saline lakes where environmentalextremes are thought to be analogous to the ancient Ea...University Of Cincinnati Biologists Find Evidence For Unusual DNA Repair InArchaea
...imally around80 degrees Celsius and in hot, sulfur springs with a pH of about 3. They know very littleelse about the microbe or any other member of the archaea, the so-called third domain oflife. "We have amassed a lot of knowledge about the cellular functions of eukaryotic cellsand bacteria...then we get to...Rock-Eating Microbes Could Signify Life On Mars
...ith the OSU researchersto collect samples from hot springs on the deep sea floor using the Alvin, adeep sea submersible. The scientists hope their discovery opens the doors to further researchof potential living organisms beneath the ocean floor. "For the moment, the problem remains providin...... begun inconditions such as those now found in hot springs or in undersea thermal vents, the book is notunanimous on this point. In fact, a chapter written by Stanley Miller of UC-LaJolla and Antonio Lazcano of the University of Mexico argues that life did notand could not have begun at the growth temperatur...Report: High Carbon Dioxide Boosts Duke Forest Growth By 25 Percent
...owing age. Second, open-air studies at Italian hot springs andanother Duke Forest plot suggest that the carbo...nd Italian researchers treering studies around hot springs near Pisa and Siena, Italy that naturally emitcarbon dioxide and other gases. Those studies, which a...Nature publishes secret of abalone shell strength
...ucture that makes the proteinlook like a series of springs or shock absorbers linked together," said Morse. The experiments revealed that these springs are uncoiled when themolecule is stressed, letting go one at a time, said Smith. "Remarkably, whenth...Researchers find missing spring in circadian clock of mammals
...ng how these rhythmsare generated, identifying the springs in our biological watch so to speak, hasbeen the focus of an intensive and productive research effort. In an importantannouncement this week, scientists at Massachusetts General Hospital (MGH)report the identification of an exciting piece in the puz...Study shows that hydrothermal vents release mercury
...'s colleague Bob Garrett points out that these hot springs arehome to bacteria that turn mercury into its org...or vents. It is also unclear how many such springs there are worldwide and howmuch mercury lies on the seafloor. "But it could be locally significant,"...Monsanto's modified soya beans don't agree with the heat
...evere losses occurred during Georgia's two hottest springs since the beans were launched in 1996. "In the years we saw the problems, the soils were reaching 40 to 50 °C," says Vencill. His team replicated these conditions in laboratory growth chambers, comparing the hardiness of the Monsanto plants wit......tled into wonderful ecological niches like the hot springs of Yosemite. Radiodurans has been dubbed a polyextremophile because it can endure many extremes, including the most dangerous space hazard, radiation. "Radiation-induced DNA damage is an oxidizing type of damage," Richmond said. It happens when radi......cle fibers to find out how they work as brakes and springs as well as motors. Michael Dickinson tracks blowfl...t as motors, but how they serve as brakes, struts, springs and even a transmission." Farley has shown, too, that power output from muscles is not necessarily t...Microbes on Earth may be key to identifying life on other planets
...asier to identify thanks to microbes living in hot springs at Yellowstone National Park. "The existence of li...e deposition of travertine by actively flowing hot springs at Angel Terrace at Mammoth Hot Springs. "Travertine is a crystalline form of calcite that forms whe...Blister beetles use sex and subterfuge to infiltrate bee's nests
... Saul-Gershenz documented this behavior during the springs of 1992 and 1999 from the CSU Desert Studies Center. According to the researchers, once the triungulin mass successfully lures a male bee into pseudocopulation, the larvae use pincher-like limbs to attach themselves to the underside of the duped bee...Florida scientist finds eight new snails that may give water quality clues
... mollusk expert, has found six tiny new species in springs at the Seminole State Forest near Apopka and two i...um to study, found some while inventorying various springs in the Seminole State Forest as part of a proposed management plan for the forest and Wekiva State P......in summer, local areas of volcanic activity or hot springs might have provided enough warmth for life to evolve. In the Martian winter, temperatures fall to around -120 degrees C, but Zurek says there is no reason why organisms would not be able to survive. "Under those kind of conditions, life goes dorm...Taking the long view: examining factors which influence Northern Spotted Owls
...time in life history traits; years with cold, wet springs resulted in a decreased survival rate for the owls. The research team discovered that Spotted Owls are likely to be most effected by climate during the spring when they are reproducing. This is because Spotted Owls have critical energy demands ...