News
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Forget About It: How the brain suppresses unwanted memories
Two newly discovered neural processes give people the ability to intentionally forget upsetting memories.
By Bruce Bower -
AstronomyShattering Find? Comet fragments show surprising uniformity
Close observations of fragments of a comet indicate that its interior was remarkably similar to its surface, meaning that repeated solar heating didn't much change its outer layers.
By Ron Cowen -
Health & MedicineSmoke This: Parkinson’s is rarer among tobacco users
Life-long smoking cuts the chance of getting Parkinson's disease by about half.
By Brian Vastag -
EarthE-Waste Hazards: Chinese gear recyclers absorb toxic chemicals
People who live in an area of China where electronic devices are dismantled and recycled, as well as villagers 50 kilometers away, have high concentrations of flame retardants in their blood.