Miners drilling through limestone in Chihuahua, Mexico, broke into an extraordinary chamber in 2000 and found something that defied geological expectations: gypsum crystals taller than telephone poles ...

This massive limestone tunnel cuts through Purchase Ridge in southwestern Virginia, creating a natural wonder so impressive ...

An illustration of a trout eating in a stream In the early hours of the geologic time clock, spanning millions of years, the earth was covered with a gaseous atmosphere and warm shallow seas ...

Miami-Dade County has issued a water shortage warning as ongoing drought conditions and surging demand drive water levels in the Biscayne Aquifer to alarming lows. The alert, tied directly to a ...

Want to find state parks in Illinois that feel like secret discoveries? These 6 state parks offer hidden beauty and peaceful ...

New geological evidence reveals the Great Pyramid may be tens of thousands of years older than history claims.

This week's weather isn't providing good times for outdoor activities, with threats of rain and potentially thunderstorms each day even with daytime high temperatures at or near 7 ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...