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New technology produces spectacular 3-D images of ancient artifacts

Scientists have used a new x-ray technique to produce spectacular 3D images of Roman coins that were corroded inside pots or blocks of soil. The rotating images built up from thousands of two-dimensional scans are so clear that individual coins can be identified and dated, without a single battered denarius…

‘Age Man Suit’ allows medical students to experience what it’s like to be elderly

It’s nothing if not depressing. I drop a coin on the floor and bend down to pick it up. The bending is laborious and with it comes the risk of toppling over. My head is heavy and moving it causes dizziness. And there’s still that coin to pick up –…

NASA Mars images ‘next best thing to being there’

The US space agency NASA has recently pieced together a panoramic view from the camera on NASA’s Mars Exploration Rover Opportunity, calling it the “next best thing to being” on the Red Planet. The full-circle scene fuses together 817 images taken by the mast-mounted panoramic camera (Pancam) on the Opportunity…

Top marine scientists warn reefs in rapid decline

More than 2,600 of the world’s top marine scientists Monday warned coral reefs around the world were in rapid decline and urged immediate global action on climate change to save what remains. The consensus statement at the International Coral Reef Symposium, being held in the northeastern Australian city of Cairns,…

Dogs may protect babies from some infections: study

Babies who spend time around pet dogs have fewer ear infections and respiratory ailments than those whose homes are animal-free, said a study released on Monday. The study, published in the US journal Pediatrics, did not say why but suggested that being around a dog that spends at least part…

Scientists say NASA’s 2010 ‘new form of life’ claim was untrue

Two scientific papers appear to have disproved a controversial claim made by NASA-funded scientists in 2010 that a new form of bacterial life had been discovered that could thrive on arsenic. “Contrary to an original report, the new research clearly shows that the bacterium, GFAJ-1, cannot substitute arsenic for phosphorus…

Studies paint bleak job picture for scientists

American drug companies have slashed 300,000 jobs over the past 12 years, according to the Washington Post, one of multiple factors contributing to a downward spiral of employment for the country’s laboratory science professions. The job losses can be attributed to widespread job outsourcing, a lack of investment in research…

Massive Mars crater image beamed back by NASA rover ‘Opportunity’

NASA scientists say crater, formed by an impact billions of years ago, is the largest yet encountered It could be the Sahara or Egypt’s Western Desert, but this sand-covered crater is the latest image from Mars. The picture was taken from US space agency Nasa’s Mars exploration rover, Opportunity, close…

Study finds arctic ice decline set new record in June

A study released Friday by the National Snow & Ice Data Center found that arctic ice levels underwent their most rapid loss ever for the month of June this year. According to the study, the arctic lost 2.86 million square miles of ice in June, the largest such drop since…

Researchers identify protein that may keep flu away

SDSU researchers identify protein that may keep flu away (via The Bay Citizen) It works by boosting immune system instead of just targeting virus By Susanne Rust on July 6, 2012 – 2:01 p.m. PDT Researchers have identified a protein that may prevent the flu from making people ill. The…

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