The periodic table is a well-organized chart that contains all the known elements in the universe. These elements are ...

An curved arrow pointing right. You definitely shouldn't mess around with mercury, but if you want a safe, similar, tactile experience, a metal called Gallium is widely available online.

Opinions expressed by Forbes Contributors are their own. Environmental systems scientist at the University of Delaware. Gallium metal has the unusual property of melting at room temperature and is ...

The price of antimony, scarce in nature but essential for military equipment such as ammunition, infrared missiles, nuclear ...