Categorized on Thursday as a "super typhoon" at its peak, Usagi is the strongest cyclone so far in 2013. It's expected to weaken before striking Hong Kong on Sunday.
On September 20, Colorado's Office of Emergency Management reported the floods had impacted 17 counties, leaving 7 dead with 104 missing and more than 16,000 damaged homes.
A new way to generate electricity from sewage uses naturally occurring “wired microbes” as mini power plants to produce electricity as they digest plant and animal waste.
A prominent tuft of spiny hair on the back, a white tail tip and three pairs of teats represent the unique set of characteristics describing a new genus of rat which has been discovered in the Moluccan province of Indonesia.