The ammonia from Adélie penguin guano reacts with sulfur-containing gases in the atmosphere to aid in forming clouds, which ...

When a volcano erupts, it can spew ash high into the atmosphere—inserting aerosols right where clouds typically form. How ...

Cloud formations are a key indicator of atmospheric conditions, and flat clouds with fluffy tops are especially telling.

Weather officials say different types of clouds can tell you what kind of weather to expect. Here's a look at the different ...

Penguin poop may be playing a key role in keeping climate change in check over Antarctica, new research published May 22 ...

Penguin poop provides ammonia for cloud formation in coastal Antarctica, potentially helping to mitigate the impacts of climate change in the region.

Highly sensitive detection methods allow ever deeper insights into complex chemical processes in the atmosphere: Researchers ...

Previous models have found clouds fueled by seabird guano in the Arctic do cool the ground, but the study authors say ...