Sinkholes are surprisingly selective. They require the right rock, the right water chemistry, the right underground space and ...

Sinkholes are fairly common in Philadelphia due to aging water lines that leak or burst, causing the surrounding soil to wash ...

Most sinkholes form in “karst terrain,” areas where bedrock consists of water-soluble rocks like limestone, gypsum, or salt.

Portion of Florida known as 'sinkhole alley' is where two best friends died. Why?

Councillor warns that the growing cavity could threaten the unused reservoir as Merafong struggles to address long-standing sinkhole damage.

Authorities have yet to establish a timeline or plans for when the sinkholes next to the R500 will be fixed. A section of the ...

What began as an effort to clean a trash-filled sinkhole quickly turned into an unexpected discovery. As debris was removed, ...

“A sinkhole is a hole that opens up in the ground due to some change in the subsurface.” This simple definition, provided by hydrogeologist Laura Toran, sums up what is so chilling about sinkholes in ...

A stretch of Morena Boulevard was partially reopened Wednesday morning as City of San Diego crews continued their repairs on ...

Drivers in Lawrenceville are being warned about another roadway hazard Monday morning.

Meanwhile, in Mira Mesa, community members are losing patience as the construction of a new park continues to face delays.

A popular Heidelberg walking track near the massive sinkhole caused by the North East Link has been closed off to the public, ...