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.
The answer, researchers suggest, lies in a widespread neural network - the brain's "mental workspace" - that consciously manipulates images, symbols, ideas and theories .
A new study, part of National Geographic's Genographic Project, shows modern-day Uros people in Peru and Bolivia descended from the earliest settlers at Lake Titicaca.