COLUMBUS, Ohio, July 24 (UPI) -- Scientists say an increasing number of pine plantations in the southern United States might be causing a rise in carbon dioxide levels.

NEW YORK, Sept. 23 (UPI) -- The adolescent brain is far more sensitive to the effects of alcohol and nicotine than the adult brain. The reason, researchers have found in separate experiments, is a part of the brain crucial to learning is more easily damaged by these substances in ad

NEW ORLEANS, Dec. 9 (UPI) -- The American Medical Association asked television cable and network broadcasters Monday to pledge not to run alcohol-related advertisements before 10 p.m. The new program, described during the organization's House of Delegates meeting, is intended to help

NEW YORK, D.C., Oct. 23 (UPI) -- An exciting new ballet danced to music by Beatle George Harrison is being given its world premiere by the American Ballet Theater, which commissioned four chore

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