Sharks have ruled the Earth’s oceans for 400 million years and recent research on fossilized shark teeth has led to the ...

To use eggshells for plants as a nutrient boost, just crumbling them up isn't enough, according to a plant care expert.

Trovants are rocks that grow by absorbing minerals from rainwater. Romania is home to a cluster of trovants that inspired ...

Foods high in calcium include almonds, spinach, tofu, milk, certain beans, and salmon. This article covers non-dairy and vegetarian options too.

Numerous previous studies have analyzed the composition of pastes and mortars used in ancient Egyptian construction. Some of ...

The rise in carbon dioxide levels in our atmosphere is also helping to acidify our oceans even further, resulting in more ...

Building lime is a made from limestone, chalk, or shells, which are mainly composed of calcium carbonate. It is produced by ...

Promote cartilage repair and improve mobility. Pro Tip: Look for supplements that list chondroitin sulfate derived from crab shells for a natural and effective solution to joint discomfort. Enhances ...

However, one look that drew acknowledgment for its dramatic visual significance is the cowrie shell collar Supreme Court Justice Ketanji Brown Jackson wore around her neck. “Even without understanding ...

A zero calcium score with high cholesterol may mean a person is at a lower risk of coronary heart disease. It means imaging does not show a buildup of calcified plaque in the heart’s blood vessels.

A new study has found that consuming foods and drinks rich in calcium is correlated with a lowered risk for colorectal cancer. Researchers also further solidified the known risk of alcohol and red ...