The Pennsylvania Department of Environmental Protection says it has learned where the lead in Blue Hole Creek is coming from.

Geologists working in Yellowstone National Park discovered a new pool of strange light blue water this spring. Using ...

Nestled along Route 66 in Santa Rosa, New Mexico, the Blue Hole is a captivating artesian spring renowned for its ...

The blue water spring is about 13 feet in diameter and 1 foot below the rim, USGS said. The water in the pool was measured at ...

The recently discovered marine sinkhole, the Taam Ja' blue hole, likely contains caves and tunnels, according to new research.

A FOX 7 Austin viewer sent in drone footage of Blue Hole Park in Georgetown. This was taken on July 5 around 6 p.m. Credit: A Level Above Droneworks ...

Arnaud Jerald, 29, sitting on a platform on Dean's Blue Hole, Long Island. Jerald, of France, took part in the Vertical Blue ...

Blue_Hole_Regional_ParkWimberley’s Blue Hole Park awarded $3 million to support environmental programming at future nature hub Blue Hole Regional Park will see plenty of green thanks to funding ...

There's a 900-foot deep hole, now called The Taam ja' Blue Hole, in the Western Caribbean. Studying it could help us understand our climate future.

A massive blue hole just showed up near Mexico—and new lifeforms may be inside. What will scientists find 900 deep down?

Researchers flabbergasted the science community after discovering the world’s second-largest blue hole in Mexico — which could potentially provide a window into life on other planets.