Researchers at the University of Colorado Boulder conducted a field study in Oklahoma that uncovered MCCP's in the U.S. for ...

Tiny particles bubbling up from the tops of melting sea ice into the Arctic sky may be a key, understudied element of cloud ...

Scientists searching for air pollution clues stumbled onto something unexpected: toxic MCCPs drifting through the air for the ...

Microplastic particles, or tiny particles of plastic measuring less than 5 millimeters, easily contaminate natural resources and the environment. This includes waterways, the air, and the soil, ...

Long-term high ultrafine particle concentrations in New York state neighborhoods are linked to higher numbers of deaths. That is the key finding of our new research, published in the Journal of ...

Add Yahoo as a preferred source to see more of our stories on Google. Ultrafine particles stem from a variety of natural and human-made sources, including vehicle exhaust. Joe Raedle/Getty Images Long ...

As plastic pollution worsens worldwide, scientists are uncovering a new and unsettling possibility. Tiny airborne fragments of plastic, known as micro- and nanoplastics, may do more than pollute the ...

Microplastics circulate globally through the atmosphere, but their sources may not be what scientists once thought.