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![]() Penny Boston is one of the leaders of the SLIME team - that's Subsurface Life in Mineral Environments. She studies bizarre microorganisms that live, often under extreme conditions, in subterranean caves. At the recent NASA symposium "Risk and Exploration: Earth, Sea and the Stars," in Monterey, California, Boston talked about the relevance of her work below ground on Earth to the search for life on other worlds. New Astronomical Results Refine The Geological Time Scale ![]() A team led by Jacques Laskar from the Institut de Mecanique Celeste et de Calcul des Ephemerides (IMCCE) and the Paris Observatory has released new computational results for the long-term evolution of the orbital and rotational motion of the Earth. |
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Insects Implicated In Evolution Of New Human Infectious Diseases![]() Insects and other invertebrates are the arena for the evolution of new infectious diseases in humans, new research shows. Scientists now believe that not only are insects the carriers of some existing diseases but they are also the vehicle where recently emerging highly infectious diseases, such as the plague that killed millions in the 14th and 17th centuries, evolve. Iran Uranium Facility '70 Percent' Operational: Official ![]() A uranium conversion facility in the Iranian city of Isfahan, whose activities European states want to suspend, is now "70 percent" operational, an official from the country's nuclear agency said on Sunday. Japan Earthquakes Kill 23, Leave Thousands In Shelters ![]() Overturned cars, crumbled homes and shattered roads greeted rescue workers who flew here Sunday after Japan's deadliest earthquake in almost a decade stunned residents used to bearing up through the nation's frequent tremors. France Says Future Is Nuclear With New Generation Of Power-Plants ![]() France staked its claim to remain a world leader in atomic energy Thursday by announcing that it will build the first of a new generation of pressurised water nuclear plants at a site on the Normandy coast. Massive Typhoon Pounds Japan Killing More Than 60 People ![]() Japan was searching for survivors Thursday after the country's deadliest typhoon in more than a decade killed at least 61 people as it crushed houses, overturned trains and stranded passengers on flooded highways. Strong Tides Can Trigger Earthquakes ![]() Did Multiple Impacts Pummel Earth 35 Million Years Ago ![]() Rather than a single meteorite impact 65 million years ago, could Earth have been hit with a scattershot of several rocks from space? It may have happened before. There is evidence that about 35 million years ago, at least five comets or asteroids collided with Earth. If the effects of a single large meteorite impact seem overwhelming, imagine how life on Earth would reel from a barrage of rocks from space. |
Meteorite Crater Drilling Provides Extensive Samples - And A Mystery![]() Drillings made in the Bosumtwi crater in Ghana, one of the youngest meteorite craters in the world, led to yet another mysterious finding - the rock formation caused by the heat of the meteoric impact is only half as thick as expected. Iran Adamant On Not Ending Nuclear Fuel Enrichment Activities ![]() Iran has remained unyielding on demands to permanently stop uranium enrichment, despite an incentives package expected to be presented in the coming days by the European Union's top three powers - Britain, France and Germany - aimed at convincing the Islamic republic to give up its nuclear ambitions. US Expected To Oppose European Nuclear Offer To Iran ![]() The United States said Wednesday it would be "concerned" by Iran's acquisition of any new nuclear technology, signaling opposition to a reported European offer to give Tehran a light-water reactor it proves it is not secretly developing atomic weapons. Scientists Complete Experiments In The Arctic Before Cryosat Launch ![]() Instead of enjoying the last of the summer weather, scientists from the UK, Canada and Germany spent August and September isolated on vast ice-sheets in the Arctic, braving subzero temperatures and icy winds in order to complete the last in a series of crucial pre-launch validation measurements for ESA's CryoSat mission. Ukraine Markets Chernobyl Ghost City Tour ![]() Cash-strapped Ukraine is generating foreign currency reserves by commercializing the Chernobyl nuclear power plant disaster as a tourist site. In the evening of April 26, 1986, Reactor No. 4 exploded in the world's worst nuclear disaster. Raytheon Selected For Follow-On Contract To Support US Antarctic Program ![]() Raytheon has been selected to continue support services for the National Science Foundation's U.S. Antarctic Program. The support contract extension is for $546 million, bringing the total value of the contract to $1.172 billion and extending the agreement another five years from April 1, 2005 to March 31, 2010. The initial program was awarded in April 2000. Chinese Scientists To Explore Highest Icecap In Antarctica ![]() A 12-man Chinese expedition will leave Shanghai for Antarctica on October 25, targeting the highest polar icecap peak- 4,039 meters above sea level- in preparation for setting up the third Chinese scientific research station on the continent. |
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