Speleothems, or dripstones, are excellent climate archives because the chemical composition of the calcium carbonate in speleothems changes with the climatic conditions above the cave. The picture ...

Ratno SardiScientists have determined a cave painting depicting what looks to be a hunting scene is more than 44,000 years ...

The cave is one of about 275 known caves in Sequoia and neighboring Kings Canyon National Park. The park’s only publicly ...