Science Report: Super-crocodile crawls out of the African Cretaceous
...n both sound and smell." Sarcosuchus ' era on the earth was a rich time for crocodilians. The researchers have uncovered six different species of crocodilian reptiles at the Niger site, ranging from the modest to the monstrous, and including a bite-sized crocodile that Sereno describes as "not much more t......on of a material, whether it is in a laboratory on earth or surrounding a star in a distant galaxy. The FEL is an ideal instrument for charting the interactions of light and matter in many of the still unexplored regions of the electromagnetic spectrum. Unlike most conventional lasers, the FEL can be tune...Research season will feature use of sophisticated technologies to map Antarctica
...nths to conduct new and ongoing and studies in the earth sciences, glaciology, biology, oceanography, meteorology, astrophysics and aeronomy, or studies of the upper atmosphere. In addition to science near McMurdo Station and at the South Pole, research also is conducted year-round at Palmer Station on the......, Va., Aug. 29, 2001) -- Back in the days when the earth was a hot and poisonous place in terms of life as we know it -- the primordial soup days of some 3.5 billion years ago -- there was life. Robert H. White and other scientists who want to know about the origin of life often study Archaea, bacteria tha...Rutgers scientists to explore ocean depths off New York-New Jersey harbor
...es that may provide insight into how life began on earth as well as life that might be found elsewhere in the cosmos. "Surveys have shown an impressive diversity of sea life in the canyon," the scientist says. The researchers also will investigate a potential source of off-shore energy -- gas hydrates -......ts kind to be discovered in animals inhabiting the earth today. The discovery is a result of a collaborati... the now extinct marine animals that inhabited the earth some 350 million years ago. In their Nature report, the scientists conclude: The demonstrated use of...Mercury at bottom of central park lake linked to coal burning in NYC
...eptable? said Richard Bopp, associate professor of earth and environmental sciences at Rensselaer and a leading authority on PCBs and other pollutants in the Hudson River, New York Harbor, and elsewhere. Bopps findings are especially significant in light of this years power shortages in California and the ...Earliest human ancestors discovered in Ethiopia
... well-defined rift valley characterized by intense earth movements, with active volcanoes nearby. "It is hard to imagine life would go on normally under such hostile environmental conditions -- Ardipithecus and the other animals inhabiting the area were real survivors," WoldeGabriel said. White says that ...Amazon rainforest could be unsustainable within a decade
... to students in one of his introductory courses on earth systems. He hopes to advance his future studies by visiting the Amazon River Basin, or collaborating with someone who has done field research there.......ir oxygen-breathing relatives as the first life on earth -- use substances such as nitrates, iron, sulfates and carbonates in place of oxygen. In the process, notes Young, they are able to "metabolize" or eat and reduce contaminants like pesticides and other petrochemicals, turning them into mostly harmle...... of dinosaur second most massive ever to walk the earth to be presented in 'The Lost Dinosaurs of Egypt' documentary to be broadcast on A&E LOS ANGELES, CA., JUNE 1, 2001 Cosmos Studios announced that the dramatic discovery, revealed today in the pages of the prestigious journal, Science , of "P...Study of marine snail suggests conservation efforts should consider factors beyond genetic diversity
...near the northern limits of their ranges. When the earth warmed, some of the southern populations re-colonized the previously occupied northern regions. This is what the scientists believe happened to Acanthinucella spirata, because the snails genetic diversity is highest around Los Angeles and declines sh...Penn paleontologists locate a new genus of colossal dinosaur along an ancient coastline
...Lead author Joshua B. Smith, a doctoral student in earth and environmental science at Penn and the discover...cine; Robert F. Giegengack, professor and chair of earth and environmental science at Penn; and Penn graduate students Matthew C. Lamanna and Jennifer R. Smi...Tropical glaciers formed while earth was giant snowball
...causes this decrease that locks up carbon. As the earth cools, the oceans begin freezing. The high reflectivity of the snow and ice that covers the northern and southern oceans, reflects, rather than absorbs, the sun's heat and further cools the planet. This cooling takes place slowly until the oceans a...Ancient oceans experienced a global surge in biological productivity
...---an anti-greenhouse effect. "A basic paradigm of earth science is that the present is the key to the past. But in fact, in many cases the past also is the key to the future," says Owen. "One of the ways in which we try to understand the present-day climate and especially the future climate is by going ...Marine snail study suggests conservation efforts should move beyond genetic diversity
...near the northern limits of their ranges. When the earth warmed, some of the southern populations re-colonized the previously occupied northern regions. This is what the scientists believe happened to Acanthinucella spirata, because the snail's genetic diversity is highest around Los Angeles and declines s...... often take up residence in the soil and, when the earth is disturbed, get carried on the wind. Valley fever, an infection caused by a soil-borne fungus, is particularly common in the southwestern United States, especially during late summer, when soils are driest. In his presentation at the American Geop...International scientists probe unsolved puzzles of the Earth and beyond at "Earth System Processes"
...nd other planets) work. Two of the world's oldest earth science organizations, the Geological Society of America (GSA) and the Geological Society of London (GSL), will co-convene the Earth System Processes meeting which takes place at the Edinburgh International Conference Centre. "This will be a new adv...Study offers insights into evolutionary origins of life
...ologists address questions about how life began on earth more than three billion years ago. Until almost two decades ago, many researchers thought that RNA was nothing more than a molecular interpreter that helps translate DNA codes into proteins. Then scientists discovered that not all enzymes w...Krauss book explores universe from oxygen atom's perspective
...nside one of many comets that rained down upon the earth and helped to seed it with water to form oceans, t... to life, writes Krauss. He points out that if the earth had had an oxygen atmosphere early on, life would likely never have formed. It took billions of year...