Wildfire smoke can trigger a host of respiratory and cardiovascular symptoms, ranging from a runny nose and cough to a potentially life-threatening heart attack or stroke.

The super typhoon reached extreme intensity earlier in the year than any storm in the satellite era.

There were no records set in 2020-21, but the downward trends in polar ice continue.

Satellites such as the NASA and USGS Landsat 8 can help scientists identify where an algal bloom has formed in lakes or rivers.

Forecasters are excited about the potential for using aerial images for post-storm damage surveys.

The river is integral to Texas' irrigation. High salinity is changing the agricultural landscape.

Coral reefs are one of the most biologically diverse ecosystems on earth.

A first-of-its-kind study led by The University of Texas at Austin has found that rock weathering and water storage appear to follow a similar pattern across undulating landscapes where hills rise and fall for miles.

Explosive eruptions from the Caribbean volcano have flung ash and sulfate particles to the stratosphere.

There is a clear trend towards earlier snowmelt at elevations between 1,000 and 2,500 meters.