Anthropogenic influence on the ozone layer was detectable by the late 1950s, primarily due to carbon tetrachloride, ...

PITTSBURGH—Researchers at the University of Pittsburgh have developed a fluorescent substance that glows bright green when exposed to even minute amounts of ozone in the air and in biological samples ...

Researchers the world over are seeking reliable ways to predict earthquakes, focusing on identifying seismic precursors that, if detected early enough, could serve as early warnings. Scientists in the ...