A groundbreaking expedition into Belize’s Great Blue Hole uncovers a jaw-dropping discovery. As the submarine descends into ...

But the eruptions left behind a new thermal pool. Ice-blue in color, warm in temperature and a little larger than a backyard hot tub, the pool is the newest known feature to bubble up in Yellowstone’s ...

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