You’ve probably heard of the chemical calcium in milk. But calcium shows up in lots of other stuff too. For example, the hard part of your bones and teeth is made from calcium connected to a chemical ...

Researchers have succeeded in directly measuring three key parameters necessary for skeleton formation in a live tropical coral. This way, they completely characterized the carbonate chemistry at the ...

Calcium carbonate is a common supplement for people with low calcium levels. It’s also useful as an antacid to manage uncomfortable digestive symptoms. Calcium carbonate (CaCO3) is a compound used as ...