Astronomy: Trouble at first light
arXiv:astro-ph/0604448 · doi:10.1038/4401002a
Abstract
The question of how much light the first stars produced is fundamental to models of the Universe's development. But observations have so far failed to agree: is the answer a lot, or not very much at all?
6 pages, 1 figure, Nature News and Views on Aharonian et al. 2006, Nature, 440, 1018-1021