Studying gas mask filters so people can breathe easier

In research that could lead to better gas mask filters, scientists at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) have been putting the X-ray spotlight on composite materials in respirators ...

Titanate cigarette filter could be safer

(PhysOrg.com) -- While current cigarettes are made with a filter created from cellulose acetate which absorbs things like nicotine, tar, and polycyclic aromatic hydrocarbons, Chinese researchers have discovered that nanomaterials ...

Scientists coolly recall fiery volcano visit

Far above the populated towns on La Palma in Spain's Canary Islands, off the coast of western Africa, Esteban Gazel and Kyle Dayton carried equipment from their car and hiked toward the erupting Cumbre Vieja volcano's active ...

Former Colorado nuke site opens to public as wildlife refuge

Cyclists and hikers explored a newly opened wildlife refuge at the site of a former nuclear weapons plant in Colorado on Saturday, while a protester in a gas mask brought signs warning about the dangers of plutonium.

'Off the scale' smog envelops Beijing again

Residents across northern China battled through choking pollution on Tuesday, as air quality levels rose above index limits in Beijing amid warnings that the smog may not clear until Thursday.

Make love, not CO2: Students worldwide demand climate action

From the South Pacific to the edge of the Arctic Circle, students mobilized by word of mouth and social media are skipping class to protest what they see as the failures by their governments to take tough action against global ...

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.