A celebrated astronomer makes a powerful case for the harmony between two of physics’ most important and seemingly contradictory theories The twentieth century gave us two great theories of phy
The twentieth century gave us two great theories of physics. The general theory of relativity describes the behavior of very large things, and quantum theory the behavior of very small things. In this
How did the universe begin? Where do galaxies come from? How do stars and planets form? Where do the material particles we are made of come from? How did life begin? Today we have only provisional an
