Urban fish masculinized by hormone-mimicking chemicals

(Phys.org) —It's a man's world for fish in a San Francisco Bay-Delta estuary. Silverside fish collected from an urban beach in Suisun Marsh were more masculinized, but with smaller and less healthy gonads, than were neighboring ...

Research shows children's school performance tied to family 'type'

(PhysOrg.com) -- The way a family interacts can have more of an impact on a child's predicted school success than reading, writing or arithmetic, according to a University of Notre Dame study published recently in the Journal ...

Zero tolerance ineffective in schools, study finds

Zero tolerance policy in schools - which can mandate automatic punishment for weapons, drugs, profanity and various forms of disruptive behavior - is failing to make students feel safe, contends a new study by two Michigan ...