The deterioration of the Earth’s ozone layer, which protects the planet from harmful radiation, was viewed as an existential threat to humanity for decades. But today, you rarely hear about it. Ever ...

For scientists, measuring the water in a river or a lake is relatively straightforward. It’s much more complicated to figure out how much water lies underground. After years of research, a team of ...

Standing on a marshy shoreline, Eva Hillmann tosses a long cord into an old bayou that tells tales of New Orleans' entire history. She and her colleagues are hoping that their work along Bayou St.

An analysis of eDNA in water samples reveal a surprisingly detailed snapshot of life across New York City. The technique could help scientists monitor ecosystems everywhere.