News
- Ecosystems
U.S. bird populations in decline, report says
Secretary of the Interior Ken Salazar releases a review of U.S. bird populations.
- Chemistry
Helping molecules reach meta
Researchers find a simple way to get molecules into the meta position on an aromatic ring, opening fresh possibilities for making new compounds.
- Health & Medicine
How deep brain stimulation works for Parkinson’s
New studies in rodents show that methods that are less invasive than deep brain stimulation may help people with Parkinson's disease regain movement.
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