Since the beginning of January, an unusually long period of easterly winds has caused the average water level in the Baltic ...

Scientists have found a powerful new way to follow water as it moves around the planet—by tracking subtle “fingerprints” hidden inside its atoms.

Water is made of hydrogen and oxygen, and sometimes these atoms are slightly heavier than usual. These heavier forms are called isotopes. As water evaporates or moves through the atmosphere, the ...

Buoys, ships, and some autonomous rovers have recently added some detail, but it’s nothing like what we get from satellites ...

NASA releases 33 years of weekly sea level data, revealing key rises and falls for coastal areas around the world that are ...

International Women and Girls in Science Day, Feb. 11, promotes full and equal access to and participation in STEM fields for women and girls.

Underground water tends to stay out of view. It moves slowly, often unnoticed, and is rarely part of public conversation. Yet beneath the Himalayas and the Tibetan Plateau, it plays a steady role in ...