String theory seems to be incompatible with a world in which a cosmological constant has a positive sign, which is what the observations indicate.
"Loop Quantum Gravity," The New Humanists: Science at the Edge (2003)
String theory seems to be incompatible with a world in which a cosmological constant has a positive sign, which is what the observations indicate.
"Loop Quantum Gravity," The New Humanists: Science at the Edge (2003)