Sep 29, 2013 — Can everything that happens in the universe (like the working of your mind) be understood merely as an expression of interactions at the level of elementary particles? Astrophysicist Adam Frank doesn't think so. He's skeptical of reductionism and takes heart from a new theory that sees cause-and-effect flowing both ways.
Aug 28, 2013 — Boiling the Universe down to its essence is an age-old dream. But does the notion that we can sum up everything in a single, hopefully elegant, theory make sense? Physicist Marcelo Gleiser doesn't think so, saying that the very idea of a final theory clashes with the essential premise of science.