A large gang of men worked all Saturday night and all day yesterday shoring up the sagging elevated structure, which was weakened by the cave-in of the East River tunnel in Battery Park on ...

Researchers have found a "unique" collection of "cave pearls"—some of which contain archaeological artifacts—in an ancient tunnel, a study has reported. Cave pearls are a type of "speleothem ...

The cave pearls Dr. Azriel Yechezkel and his colleagues, Dr. Vaknin, Mrs. Cooper Frumkin, Dr. Ryb, Prof. Shhar, Prof. Gadot and Prof. Frumkin found, came from the Joweizeh spring tunnel (ST). STs ...

Four Portuguese cavers have been rescued after a sudden flood trapped them in a cave network in Cantabria, northern Spain. The four, from a climbing club in Porto, went missing on Saturday in the ...

The Tokyo District Court is ordering a partial halt to the construction of an underground tunnel, which caused a ... Then, in October 2020, a cave-in occurred on a portion of a road in Chofu ...