The sinkhole appeared in the afternoon on March ... They most commonly occur in what is known as "karst terrain," which is land where the rock below the surface is made of limestone, carbonate ...

A South Korean motorcyclist has been found dead about 17 hours after he fell into a massive sinkhole that suddenly opened up in Seoul’s Gangdong-gu district. The 34-year-old man, identified only ...

Seoul, South Korea — A motorcyclist who fell into a cavernous sinkhole that opened on a Seoul street was found dead after an overnight search, officials in South Korea's capital said Tuesday.

Same state, different highway hole. A gaping sinkhole opened up on a different New Jersey highway Friday — days after a third formed just miles away along Interstate 80 since December and threw ...

A motorcyclist was found dead after vanishing into a massive sinkhole in South Korea’s largest city. The sinkhole, estimated to be around 65 feet wide and 65 feet deep, opened up at an ...

A motorcyclist died after he fell into a sinkhole in the South Korean capital, authorities said Tuesday, in the latest such fatal incident. The man in his 30s, who has not been publicly identified ...

The New Jersey Department of Transportation said traffic is being rerouted after another 15-foot by 15-foot sinkhole opened in the center median on Interstate 80. The hole is a result of drilling ...

The third sinkhole since December has opened up on Interstate 80 in north New Jersey, adding even more closures and headaches to the region. The 15-by-15-foot sinkhole opened up just after 5 p.m ...

The opening up of the Corvette Museum sinkhole was caused when the roof of a prehistoric cave located underneath the Museum collapsed. The bedrock in that part of Kentucky is made of karst ...

A rhinoceros tooth fossil has been discovered in a karst sinkhole near Changyang human fossil site in Changyang Tujia autonomous county, Central China's Hubei Province. The fossil is believed to ...

The Route 80 traffic nightmare worsens as a new sinkhole opened up on Interstate 80 Westbound Wednesday evening, now shutting it down in both directions. The eastbound stretch of I-80 through ...