"... within , string theory is a complex subject. There are few large particle theory groups within major universities…"

"The real world as we know it happens at energies well below the Planck scale, so it is very well described by effecti…"

"... one of the main beefs with the string theory is that it is so flexible you can get almost anything out of it. ...…"

"String theorists, of course, continue to do whatever it is that string theorists do."

"... all of these caveats really work only against the idea that the final theory of nature is a quantum field theory.…"

"String theory... resolves the central dilemma confronting contemporary physics—the incompatibility between quantum me…"

"Currently, string theorists are in a position analogous to an Einstein bereft of the equivalence principle. ...[A] ce…"

"Now, this change from point-particles to strings that are so small they look like points might not sound like it woul…"

"To build matter itself from geometry — that in a sense is what string theory does. It can be thought of that way, esp…"

"Is string theory a futile exercise as physics, as I believe it to be? It is an interesting mathematical specialty and…"