String theory advances philosophy. No, really.

I have a soft side, and I don�t mean my Snoopy pants, though there is that. I mean I have a liking for philosophy because there are so many questions that physics can�t answer. I never get far with my philosophical ambitions though because the only reason I can see for leaving a question to philosophers is that the question itself is the problem. Take for example the question �What is real?�