Paul Dirac

Philip W. Anderson, a More as Well as Different Physicist

Knabenphysik At 92: Remembering the Boys’ Club of Early Quantum Mechanics

An image of the M101 spiral galaxy, 25 million lightyears away, snapped by NASA's Spitzer space telescope. Credit: NASA, JPL-Caltech, K. Gordon (STScI) et al.

Are the Constants of Physics Constant?