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Biology12343 articles archived since 1845

Darwin: Ghostbuster, Muse and Magistrate

Darwin historian Richard Milner shares some of the lesser known aspects of Darwin's life. And Scientific American columnist Michael Shermer talks about the stock market, religion and other belief systems...

January 22, 2009 — Steve Mirsky

Tungsten--Could it be the next mercury or lead?

Scientists this week urged further research on tungsten— the metal used to make lightbulb filaments, shotgun shells, electrical wires and even wedding bands—to rule out possible health risks to humans and the environment in the wake of studies showing that it may cause reproductive problems in earthworms and stunted growth in sunflowers. 

In an article published this week in Chemical & Engineering News , researchers suggest that not enough is known to determine whether tungsten is safe, and that studies need to be conducted to assess how much is in drinking water and the soil – and whether it poses dangers for humans, animals and plants...

January 20, 2009 — Coco Ballantyne

New study: Bipolar disorder and schizophrenia are genetically linked

A new study suggests that if schizophrenia runs in a family, there's a good chance that bipolar disorder does as well (and vice versa). The findings, published today in the journal The Lancet , suggest that the two disorders are caused by some of the same genes...

January 15, 2009 — Coco Ballantyne

Honey, we shrunk the food -- really, really fast

Policymakers may not intend to keep us trim when they're pondering how to manage fisheries and other wild food resources. But a new study indicates that our current food-harvesting practices are making the stuff we eat smaller—very quickly...

January 15, 2009 — Katherine Harmon

FDA okays new drug to treat fibromyalgia

The U.S. Food and Drug Administration (FDA) has approved a new med to treat fibromyalgia, a mysterious disease characterized by chronic widespread pain, fatigue, sleep disturbances and depression...

January 15, 2009 — Coco Ballantyne

Getting a Teeny-Tiny Grip

In a report in the Proceedings of the National Academy of Sciences USA, Johns Hopkins University researchers discuss their invention of a "microgripper," a metallic device the size of a speck of dust that can float through tissue and latch on to individual cells...

January 15, 2009
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