MILWAUKEE -- Maybe growing up, or still to this day, you wondered how we get rain. We all take this process for granted, and it happens constantly in our atmosphere. It all starts with tiny particles ...

What Are Atmospheric Aerosols Exactly Aerosols refer to fine solid or liquid particles suspended in the atmosphere, where ...

Hoof it through the national parks of the western United States—Joshua Tree, the Grand Canyon, Bryce Canyon—and breathe deep the pristine air. These are unspoiled lands, collectively a great American ...

During the last several weeks, this column has discussed the impacts of wildfire smoke over Missouri, as well as how air pollution, both natural and manmade, can impact human health. While these ...

New research suggests that clouds affected by wildfire smoke hold more water droplets but are tiny and less likely drop as rain. Associated Press As heatwaves and wildfires continue to spread ...

SAN FRANCISCO—Clouds can carry millions of pounds of water, but that doesn’t mean rain and snow just happen. Hundreds of thousands of water vapor molecules need to freeze together as ice before they ...

The Solar System is dusty. Some of this dust could come from planets, some is the result of asteroids and comets. As Earth goes about its orbit, it regularly sweeps it. This material gives rise to ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...