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 ...

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 – ...