A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

Molecular dynamics model uses topological order parameter to show stratification of water molecules based on density.

As Great Salt Lake's levels continue to sag, yet another strange phenomenon has surfaced, offering Utah scientists more ...

Seattle’s new Waterfront Park has transformed the city’s downtown core, connecting neighborhoods to water, businesses to parkland and people to the city.

Best water purifiers in 2025 offer advanced RO and UV filtration, smart features, and mineral enhancement, ensuring clean, safe drinking water.

The space agency took advantage of an optical phenomenon to gain new insights into the wind and waves of Peru's Lake Titicaca ...

Comparing water heater options? Read reviews and complaints about Ecosmart, topics include products available, pricing, durability and more.

Looking to buy a water heater? Read reviews and complaints about American Water Heater, including residential services, service agents and more.

Summer heat can easily dehydrate you. We spoke to a dietitian who explained how much water you really need, and how to drink enough each day.

News about Water Pollution, including commentary and archival articles published in The New York Times.