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, ...

The National Weather Service office in Boise recorded a high temperature of 104°F, tying the daily record that was set back ...

Experts say climate change is making extreme weather events more frequent and severe, but that our attitudes and actions haven't kept up ...

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

The surface temperature in the western basin of Lake Erie is currently 26 C, and in some places, it’s more than 30 C, ...

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 ...