Apr 30, 2013 — Time is special. How we see it helps determine how we see the rest of the Universe. Physicist Lee Smolin has a new book out that says we've been looking at time the wrong way. Adam Frank digs in and offers his own perspective on Smolin's argument.
Nov 7, 2006 — A provocative branch of physics called string theory might explain everything in the universe, such as how matter came into being and why space and time exist. But others say string theorists have zero proof to back their ideas.