1. A Measure of Wheat

    Light Is Affected by Gravity

    In May of 1919, the English astronomer, physicist, and mathematician Sir Arthur Eddington traveled to the island of Príncipe, off the west coast of Africa, to observe a solar eclipse which occurred on May 29, 1919. During the eclipse, he took pictures of far-away stars, which to an observer on...
  2. Prophetess

    The Theory of General Relativity

    On March 20, 1915, Albert Einstein published his famous theory of general relativity. Prior to Einstein's theory, the scienfitic community had been living for over 250 years under the laws of gravity as proposed by Sir Issac Newton. The fact is, Newton's equations that describe the force of...