Most troubling facts about Ethiopia By Teklu Abate December 15, 2012 During the last two decades, Ethiopia for sure witnessed improvements in some fronts. Basic infrastructure such as hydroelectric dams,…

IBM advances silicon nanophotonics By Joab Jackson December 11, 2012 IBM Scientists Fengnian Xia, Yurii Vlasov and Solomon Assefa unveiled a significant step towards replacing electrical signals that communicate via…