Long after tectonic plate movement has created mountains, forces such as weather and river erosion can continue to shape a ...

A new study offers insights into a puzzling piece of the geological history of the Grand Canyon and surrounding regions.

States that use the Colorado River say they don't want to go to the Supreme Court, but some are quietly preparing for ...

Sea level rise isn’t just about melting ice caps—it’s also about shifting land. A NASA-led study shows that parts of ...

LOS ANGELES (KABC) -- Southern California will continue to heat up this week, with some parts pushing 90 degrees. Temperatures will peak Wednesday and Thursday, with highs 15 to 20 degrees above ...

GAUSE, Texas — "We're home," Tonkawa President Russ Martin said at a small Dec. 12, 2023 ceremony honoring the recovery of 60 acres of the tribe's ancestral lands in Central Texas around Red Mountain ...

Any given water molecule has been recycled through infinite evaporation/condensation cycles since simple cyanobacteria – living on plentiful carbon dioxide, water and sunlight on a warm earth – ...