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Science and the Obama Administration

Pres. Obama began his term with a speech emphasizing alternative energy, health care and a focus on education. What's the future of stem cells and other issues that frustrated scientists during the Bush administration?...

January 21, 2009

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
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