In this process, cells turn calcium in their environment into calcium carbonate deposits that harden underlying tissues or structures, as in the formation of bone or coral. But certain microbes can ...

Fossil evidence shows existence of elephants, giraffes, and crocodiles thriving in environments rich in rivers and lakes.

Removing limescale from your taps can be a time-consuming job but a cleaning expert has shared a simple hack that will make the stains 'vanish' in just 15 minutes ...

Mineral deposits in limestone caves show that the now arid interior of Saudi Arabia repeatedly experienced increased rainfall ...

Deposits of carbon-trapping minerals such as calcium carbonate and magnesium hydroxide—which have untapped potential as resources for construction, manufacturing, and environmental remediation ...

NASA's Curiosity rover landed on Mars on Aug. 5, 2012, and has travelled more than 34 kilometres on the Martian surface. The discovery of carbonate suggests that the atmosphere contained enough carbon ...

In the cave, the water evaporates and leaves behind calcium carbonate on the roof of the cavern. Over time, this builds up to create the long, thin deposits that look like icicles hanging from the ...