What is a sinkhole? A geotechnical engineer explains

Sinkholes are back in the news after a 13-year-old boy fell down a two meter deep hole in a waterlogged football field in Sydney over the weekend. The boy reportedly sank further into the hole every time he tried to push ...

Lunar cave explorer

What might look like a dangling hamster ball is actually a robotic sphere to explore the depths of lunar caves.

Archaeologists in Mexico claim world's longest flooded cave

Archaeologists and divers on Mexico's Yucatan peninsula announced Wednesday that they found a passage connecting two underwater caves, creating what they say is the world's longest continuous flooded cave.

Only above-water microbes play a role in cave development

Only the microbes located above the water's surface contribute to the development of hydrogen-sulfide-rich caves, suggests an international team of researchers. Since 2004, researchers have been studying the Frasassi cave ...

A kingdom of cave beetles found in Southern China

A team of scientists specializing in cave biodiversity from the South China Agricultural University (Guangzhou) unearthed a treasure trove of rare blind cave beetles. The description of seven new species of underground Trechinae ...

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