It's hot outside and sticky, but while the monsoon has arrived in Phoenix, there's not enough moisture for rain.

Warming ocean temperatures and warmer air mean there’s more water vapor in the atmosphere to fuel exteme downpours like those ...

It’s an enormously consequential Trump administration decision affecting airborne toxins, bacterial blooms, mental health and ...

In the late 2010s, when Assistant Professor Flavio Lehner worked for the National Center for Atmospheric Research in Boulder, ...

Tuesday produced 95-degree heat, and triple digit heat index, and then came up with dark clouds, powerful wind gusts and ...

The three scientists joined the administration after it dismissed hundreds of experts who were assessing how global warming ...

New preliminary research suggests that a combination of higher atmospheric CO2 and hotter temperatures contribute to a ...

A daily mismatch between temperature and humidity, observed in certain mountain and waterside regions, helps regulate ...

Putting aerosols in the stratosphere to reflect sunlight could prevent the shutdown of key ocean currents, but only if it is ...

Heavy rains over the weekend that pushed the Guadalupe River in Texas’ Hill Country to its second-highest height on record ...

On July 5, 2025, purported screenshots of an X post in which U.S. Rep. Marjorie Taylor Greene allegedly said she would ...

Question: Who conducts the National Climate Assessment?