General Relativity: Relativistic Gravity

• Big Al
• Principle of Equivalence
  an especially nice animation of the rocket experiment
• The first evidence for light bending: 1919 eclipse, reported to the Royal Society and in the New York Times
• More recent evidence on galactic scales: rings, galaxy clusters here and here

Black Holes

• Size and recipe
• Black holes from afar, near, and inside
• Black hole inspiral and collisions