The recent sinkholes on I-80 were caused by long-abandoned mines. See the map showing hundreds of closed New Jersey mines.

That’s when Schindel told me that he was taking a group of researchers into the Devil’s Sinkhole and offered me a chance to go along. I couldn’t say “yes” fast enough. After all ...

Mounting cost and feasibility concerns have spurred an upstate Assemblymember to propose a revamp of New York’s electric ...

— Johns Hopkins University is out with new research that examines which U.S. bridges are at high risk for a ship strike.

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.

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 falling 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 ...

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 ...

The sinkhole measured approximately 65 feet in both width and depth. A motorcyclist who fell into a massive sinkhole that opened on a Seoul street was discovered dead following an extensive ...