Aerosol particles play important roles in radiation transport within the atmosphere, as toxic substances, as cloud condensation nuclei, and as vehicles for long range transport of various substances.

New insights into the behavior of aerosols from cooking emissions and sea spray reveal that particles may take up more water than previously thought, potentially changing how long the particles ...

This blog post explores the factors contributing to air pollution and introduces two instruments for continuous ambient air ...

At CERN, the European Organisation for Nuclear Research in Geneva, an international research team led by the Paul Scherrer Institute PSI has conducted especially precise measurements of atmospheric ...

Published in Science, this study reveals that nitrogen-containing compounds play a dominant role in the absorption of sunlight by atmospheric organic aerosols worldwide.

An unplanned experiment takes scientists closer to solving a long-standing mystery: To what extent, if any, have ...

Metal-containing aerosols are present throughout the Earth’s atmosphere, originating from both natural and human-made sources ...

The worlds first artificial satellite, the Soviet Unions Sputnik 1, was launched in October 1957. Just three months later, it ...

Mar. 12, 2025 — New Delhi's air pollution is more severe than previously estimated with particles absorbing atmospheric water vapor leading to particulate matter levels across the city being ...

Aerosols are airborne solid and liquid particles with diameters between 0.001 and 100 micrometers. They remain in the troposphere for the relatively short time of a few days to a few weeks, so their ...

The James Webb Space Telescope has detected water vapor and thick clouds on LTT 9779 b, an ultra-hot Neptune locked in a ...

Rainfall triggers bursts of natural nanoparticles, which contribute to cloud formation and additional precipitation over the ...