The conservation of mass is one of the fundamental principles of chemistry. But it does merit a detailed look. The electric battery was invented in 1800 by the Italian Alessandro Volta who...
In the late 1880s the two giants in the burgeoning field of electricity, namely Thomas Edison and Georges Westinghouse, squared off in what has been called The Battle of The Currents. Edison was...
This is due to a phenomenon known as superheating. First, we have to understand what boiling is all about. At the surface of a liquid molecules are always evaporating. If we leave a glass of water...
Four hundred years ago Belgian physician Johann Baptist Van Helmont was persecuted by the Roman Catholic Church for promoting the use of the "Powder of Sympathy", a concoction that was supposed to...
