Explorers in China have uncovered a giant sinkhole in Guangxi province, revealing an ancient world hidden beneath the earth's ...

, Sept. 30 -- Sinkholes are sudden holes that open up in the ground when the surface layer drops into empty spaces below. They can be as small as a dip in a garden or so big that they swallow houses, ...

Still reeling from a magnitude 6.9 earthquake that shook Northern Cebu more than two months ago, some residents are forced to move as sinkholes continue to appear in this town. San Remigio Mayor ...