Online comments have provided a forum for readers to interact with one another on the websites of newspapers, magazines, and other publications. Readers have come to expect comments, but many people, including some ...

The ongoing nuclear negotiations between the P5+1 and Iran have made greater progress on more substantial issues than any previous talks. This report argues that Iran’s unprecedented willingness to negotiate is strongly ...

The 3.42 Ga Buck Reef Chert (Kromberg Formation, Barberton greenstone belt, South Africa) contains a geobiological record of microbial mats confined to the photic zone of anoxic Archean oceans. In order to better understand ...

Current demands on campus principals require them to be instructional leaders who understand the complex nature of teaching and learning and communicate clear expectations for the academic success of all students. The ...