Calcium is found on the left of the periodic table, surrounded by other metals ... Looking for more resources for your chemistry lessons? In this short video, scientist Mark Miodownik visits ...

Across the hall, a rebuilt but venerable cyclotron was flinging calcium atoms against a bit ... grouping them by mass and other attributes in his periodic table. Later scientists traced Mendeleyev ...

Our bodies require other elements, including non-metal elements such as phosphorus (P), sulphur (S) and chlorine (Cl), and metal elements like potassium (K), sodium (Na), calcium (Ca) and ...