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Health & Medicine

Walnuts slow prostate cancer growth

A new study suggests that mice with prostate tumors should say “nuts to cancer.” Paul Davis of the University of California, Davis, hopes follow-up data by his team and others will one day justify men saying the same.

Tech

Smokin’ entrees: Charcoal grilling tops the list

At the American Chemical Society meeting, earlier this week, I stayed at a hotel that fronted onto the kitchen door of a Burger King. This explained the source of the beefy scent that perfumed the air from mid-morning on – the restaurant’s exhaust of smoke and meat-derived aerosols. A study presented at the meeting confirmed what my nose observed: that commercial grilling can release relatively huge amounts of pollutants.

Humans

Wildlife trade meeting disappoints marine scientists

The 15th meeting of signatories to the CITES treaty ended on March 25 without passing several proposals to protect high-profile fish species.

Earth

Alternative flame retardants leach into the environment

Supposedly safer chemicals are spotted in peregrine falcon eggs in California.

Humans

Homework makes the grade

Class performance slipped for physics students who copied.

Genetics

Keeping Time

New findings show how circadian clocks make the body tick.

Physics

Bar codes could be next to check out

New radio frequency tags would use nanotechnology to identify and track products.