DNA-based method detects trace amounts of peanut in foods

For people with severe peanut allergies, eating even miniscule amounts of the legume can trigger anaphylaxis —- a life-threatening condition characterized by dizziness, breathing difficulties and, sometimes, loss of consciousness. ...

NASA measures aerosols from western fires

As Americans observed Independence Day, wildfires continued to burn across the western United States, including wildfires in Colorado and the Fontenelle Fire in Wyoming. Wildfire smoke affected large parts of the country, ...

Beijing air pollution 'hazardous': US embassy

Air pollution in Beijing reached "hazardous" levels on Monday, the US embassy said, as thick smog blanketed the city for the third day running, forcing the closure of highways and cancellation of flights.

Dozens seek help after bromine leak in Russia

Up to 50 litres of the toxic element bromine leaked Thursday at a rail station in the Russian Urals, releasing clouds of yellow smoke and forcing dozens to seek medical help.