Institute of Nano Science and Nano Technology, University of Kashan, 87317-51167 Kashan, I. R. Iran ...

By Heran Mamo In 2006, the International Astronomical Union stopped classifying Pluto as our solar system’s ninth planet and demoted its status to “dwarf planet.” But 17 years later, Nigerian singer ...

That was when Philly became the capital city of American indie rock for a while.

INDIANAPOLIS (AP) — Natalie Grant, a nine-time Grammy nominee and five-time GMA Dove Awards Female Vocalist of the Year, will ...

Even though Western Pennsylvania has fewer sunny days than other parts of the U.S., the 170 solar panels on the roofs of the ...