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A man with short dark hair in a blue suit looks straight ahead as he sits in a room that is out of focus behind him. US Environmental Protection Agency deputy administrator David Fotouhi testifies at ...

Exposure to a common plastic chemical before and shortly after birth may have lasting effects on behavior. Researchers found that male rats exposed early in life to DEHP—a plasticizer used in products ...

The U.S. National Chemistry Olympiad is a multi-tiered competition designed to stimulate and promote achievement in high school chemistry. It is sponsored by the American Chemical Society. Local ...

Glyphosate is an herbicide used to kill certain plants and grasses, manage how plants grow, get crops ready for harvest, and ripen fruit. It's called a nonselective herbicide, which means that it ...