Earth's 'Boring Billion' created the conditions for complex life to exist, report scientists at the universities of Sydney ...

A 2023 astronaut photo shows off an unusual cranium-like structure appearing to stare up into space from the floor of a large ...

A rare two-coloured diamond has been discovered in Botswana, in southern Africa. The rough stone is half-pink and ...

How do volcanoes function beneath their rocky surfaces? What drives the rumbling vibrations, called tremor, that occur when molten rock or gases ...

Moaning Cavern in nearby Vallecito features the largest single cave chamber in California – so vast that the Statue of Liberty could fit inside it. Adventurous visitors can rappel 165 feet to the ...

For the first time, scientists have directly witnessed a subduction zone -- the place where one tectonic plate plunges beneath another -- in the midst ...

Researchers traced tremor signals deep inside Tanzania’s Oldoinyo Lengai volcano, pinpointing their 3D locations for the ...

Madagascar’s land reshaped twice. Two giant rifts flipped slopes, reversed rivers, and formed isolated landscapes that ...

New study reveals stratospheric aerosol injections may be far riskier than expected, with major technical and governance limits.

Ancient explosive volcanic eruptions on Mars could help explain mysterious hints of buried ice from the Red Planet's equator, ...

For those interested in more underground adventures, the nearby Amador County area offers several other caves to explore. Moaning Cavern, named for the eerie sounds that can sometimes be heard inside, ...

Nano-sized robots manipulated using a magnetic field can help kill bacteria deep inside teeth to ensure the success of root ...