Removing carbon dioxide from smokestacks and storing it permanently is one of the possible solutions to global warming, but remains expensive to do. A new technique could make carbon sequestration economical on a large scale, while producing useful materials on the side.

A panel of scientists involved in the anthrax investigations released new details.

Quantum encryption is here, but the laws of physics can do much more than protect privacy.

New studies with different fuel cell catalysts show promising results.

Featured blog: FDA accords some trans fats a "generally regarded as safe" designation.

Emerging data indicate that tiny and toxic particles polluting urban air chemically morph from hour by hour, depending on what other pollutants these particles encounter during journeys that can run hundreds of miles.

Federal climate policymakers should have a grounding in basic chemistry.

Uncooked fish can host detectable concentrations of potentially toxic chemicals — pollutants that cooking can make disappear,