For over a century, quantum mechanics and Einstein’s general relativity have stood as the cornerstones of modern physics, yet ...

Philip Ball looks at how a little-known paper by Niels Bohr demonstrates the turmoil in physics on the brink of quantum ...

Chief among these factors is the strength of the US dollar. Traditionally gold has an inverse relationship to the value of the dollar. In other words, when the value the US dollar is strong, gold ...