In flight tests, a lean-burn engine cut soot about a thousandfold, but tinier exhaust particles that can seed contrails ...

Billions upon billions of soot particles enter Earth's atmosphere each second, totaling about 5.8 million metric tons a year—posing a climate-warming impact previously estimated at almost one-third ...

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From the top of a plane wing, another airplane is seen flying above clouds in a blue sky, leaving a contrail in its wake. In spring 2023, scientists aboard a research aircraft chased an Airbus A321neo ...

Newswise — Not many people would voluntarily fly through plumes of smoke emitted from wildfires. But atmospheric scientists from the U.S. Department of Energy’s Brookhaven National Laboratory do, over ...

Unraveling the chemical processes in soot particle filters reveals new ways to produce synthetic fuels. Carbon particles are present in many aspects of our daily lives. Soot, which consists of tiny ...

Cells taken from the lungs of people with chronic obstructive pulmonary disease (COPD) have a larger accumulation of soot-like carbon deposits compared to cells taken from people who smoke but do not ...