The strike had paralyzed most observations at the observatory, which researchers use to study an array of questions, including how the first planets and galaxies formed. (sciencemag.org)
The discovery runs counter to most observations about black holes, which are massive areas of space with extraordinarily strong gravity that can pull in anything — even light. (sciencedaily.com)
In mountainous areas, most observations come from the inhabited valleys, so the effect of elevation on a region's average temperature must be considered as well. (skepticalscience.com)