Quantum gravity: An astrophysical constraint
Abstract
A quantum theory of gravity is proving elusive. Observations of radiation from the Crab nebula now place even stronger constraints on the likelihood of detecting the effects of quantum gravity.
- Publication:
-
Nature
- Pub Date:
- August 2003
- DOI:
- 10.1038/4241007a
- Bibcode:
- 2003Natur.424.1007C