Flight-disrupting ash clouds found to occur twice a century The 2010...

China issues punishments for factories violating anti-smog measures China’s chronic...

One of winter’s greatest dangers: those icy sidewalks that send...

Global warming is connected to the rising frequency of extreme weather...

Aerospace company Rolls-Royce has foundered in recent years, but in...

Genetic mutations have often been attributed to making an individual...

One air purification company sees a boom in its future....

Who are America’s super-polluters? According to the Center for Public...

At midnight on December 31, U.N. Secretary-General Ban Ki-moon pushed...

After weeks of seismic activity and eruptions, a remote Alaskan...

A tide of dead fish has washed ashore on Nova...