Hydraulic fracturing is one of the most important technologies for shale gas production. Complex hydraulic fracture networks can be stimulated in shale reservoirs due to the existence of numerous ...

In a video from April, two men appear to be pushing large red rocks — estimated to be over 100 million years old — over the edge of a cliff at Lake Mead National Recreation Area in Nevada. By Johnny ...

The feature was made of sandstone over 18 million years old. — -- Authorities are searching for people recently caught on video appearing to topple an iconic natural sandstone formation along ...

Why it's incredible: The rock formation looks like a small family of whales. Hin Sam Wan, or Three Whale Rock, is a natural formation in Thailand that is named after its striking resemblance to a ...