Calcium carbonate is referred to as "nature's ceramic" because of its strength—egg shells, surprisingly enough, are as strong as bones, and some egg shells are tough enough to support a human being.

[New Paper] Meet Delectopecten thermus, a new species of Glass Scallop from a deep-sea hot vent in Okinawa Trough, Japan! We ...

A University of Nebraska-Lincoln research team has identified new microscopic players in the global carbon cycle, a discovery ...

then crushed oyster shells and ground clam shells are a good solution. Made of calcium carbonate, these shells release their nutrients into the soil slowly but consistently over time. Experts ...

These shells are made from calcium carbonate and conchiolin - a tough protein. As they grow, molluscs secrete more of these materials to enlarge their shells so as to make room for their bodies. Their ...

In this activity, you can use a common liquid to detect calcium carbonate! Cover your work surface with newspaper or paper towels. Place some egg shell and an antacid tablet on your work surface. Use ...

This is different from the chemical that makes up seashells, which is calcium carbonate. Luckily, sea shells and teeth don’t dissolve in water. There is a special soft flexible plastic material that ...

Ocean acidification can negatively affect marine life, causing organisms' shells and skeletons made from calcium carbonate to dissolve. The more acidic the ocean, the faster the shells dissolve. By ...