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Rock hyrax’s dried urine left climate scientists a 55,000-year environmental trail

The dried urine of the African and Asiatic mammal is helping to reveal key markers in the planet’s environmental past Scientists have devised an unusual method for investigating past climate changes – by digging into ancient layers of dried urine left by the rock hyrax. The hyrax (Procavia capensis) is…

Fracking is the only way to achieve Obama climate change goals, says senior administration scientist

Boosting natural gas production could provide a ‘bridge fuel’ and cut carbon emissions America will only achieve the ambitious climate change goals outlined by President Barack Obama last week by encouraging wide-scale fracking for natural gas over the next few years. That is the advice of one of the nation’s…

NASA: Jupiter’s moon Europa ‘most promising’ place to sustain life

US astronomers looking for life in the solar system believe that Europa, one of the moons of Jupiter, which has an ocean, is much more promising than desert-covered Mars, which is currently the focus of the US government’s attention. “Europa is the most likely place in our solar system beyond…

Bisphenol A (BPA) in plastic may not be harmful, says Dept. of Energy toxicologist

A total of 150 scientific studies have shown that bisphenol A (BPA), a controversial component of plastic bottles and canned food linings, may be used in quantities too small to negatively affect human health. The analysis, presented at the American Association for the Advancement of Science’s annual meeting here by…

Russian meteor blast had force of 300-kiloton nuclear warhead

Russian meteor blast had force of 300-kiloton nuclear warhead (+video) (via The Christian Science Monitor) The meteor that exploded over the Ural Mountains in Russia Friday now appears to have been a small asteroid clearly unrelated to 2012 DA14, which flitted past Earth Friday afternoon. Initially, the Russian Academy of…

Breast cancer study suggests new treatment could slow aggressive tumors

New research into cancer growth has pinpointed a mechanism that impacts the aggressiveness of breast cancer tumors, according to a Scripps Research Institute study published in the Journal of Clinical Investigation. It’s an important finding because doctors often find it difficult to figure out if a particular tumor will become…

Alcohol consumption linked to 1 in 30 cancer deaths: study

A new study has found that alcohol is a culprit for 1 in 30 cancer deaths, reported HealthDay News — or roughly 20,000 deaths. In the case of breast cancer, 15 percent of deaths are linked to alcohol. “As expected, people who are higher alcohol users were at higher risk,…

NASA plans mission to Jupiter moon Europa to look for signs of life

$2bn project, yet to get funding approval, would look for life on Europa, which has vast ice-covered oceans of water Nasa scientists have drawn up plans for a mission that could look for life on Europa, a moon of Jupiter that is covered in vast oceans of water under a…

Remote-controlled robot that uses dry ice to vacuum radiation headed to Fukushima

A remote controlled robot that uses dry ice to vacuum up radiation was unveiled by Japanese researchers on Friday, the latest innovation to help the clean-up at Fukushima. The caterpillar-tracked device blasts dry ice — frozen CO2 — against floors and walls, evaporating and carrying radioactive substances with it, engineers…

Fourth case of SARS-like virus pops up in UK

A third member of a family has been diagnosed in Britain with a potentially fatal SARS-like virus, officials said Friday, bringing the number of confirmed cases worldwide to 12. Britain’s Health Protection Agency (HPA) said the latest person to contract novel coronavirus was a relative of two other cases announced…

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