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Science News Tidbits

Category: Science News
Posted on: December 14, 2007 7:28 PM, by Greg Laden

Coral Reefs Unlikely to Survive in Acid Oceans from PhysOrg.com
Carbon emissions from human activities are not just heating up the globe, they are changing the ocean's chemistry. This could soon be fatal to coral reefs, which are havens for marine biodiversity and underpin the economies of many coastal communities.

[...]


Isotope Shortage Worries Doctors

A sudden shortage of a radioisotope
used in about 14 million medical procedures each year in the US is causing concern within the medical community.

Coal

Ash Is More Radioactive than Nuclear Waste
The popular conception of nuclear power is straight out of The Simpsons: Springfield abounds with signs of radioactivity, from the strange glow surrounding Mr. Burn's nuclear power plant workers to Homer's low sperm count. Then there's the local superhero, Radioactive Man, who fires beams of "nuclear heat" from his eyes. Nuclear power, many people think, is inseparable from a volatile, invariably lime-green, mutant-making radioactivity.

Daily updates from Bali

Identification of new genes shows a complex path to cell death from PhysOrg.com
Can a tiny winged insect's salivary glands really tell us about processes relevant to human disease" Yes, according to a new study by researchers at the University of Massachusetts Medical School (UMMS), who gained new insights into autophagy--a cellular degradation process associated with a form of programmed cell death--by studying the salivary gland cells of the fruit fly.

[...]



Ancient Egyptian glassmaking recreated from PhysOrg.com

A team led by a Cardiff University archaeologist has reconstructed a 3,000-year-old glass furnace, showing that Ancient Egyptian glassmaking methods were much more advanced than previously thought.

[...]

Bodily breakdown explained: How cell differentiation patterns suppress somatic evolution from PhysOrg.com
Natural selection can occur at the cellular level, where it is detrimental to health. Fortunately it is normally controlled by a well-known pattern of ongoing cell differentiation in the mature tissues of animals, according to a new study published December 14 in PLoS Computational Biology.

[...]

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