2013 Ig Nobel Prizes celebrate absurdity and science

Pure silly science? Don't be fooled. Many awards were for serious research published in reputable journals. "Laugh, then think," say the organizers.

Typhoon Usagi batters Philippines and Taiwan

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.

View from space: Greeley, Colorado before and after the flood

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.

Wired microbes turn sewage into electricity

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.

Best photos of Venus and Saturn after sunset

Venus and Saturn are in the same field of view of your binoculars from September 15 to 21. Look west after sunset. Plus ... check out these photos.

Video: Queen meets string theory

String theory and Bohemian Rhapsody ... two great tastes that taste great together?

Where does imagination happen in our brains?

The answer, researchers suggest, lies in a widespread neural network - the brain's "mental workspace" - that consciously manipulates images, symbols, ideas and theories .

Quitting Facebook: What’s behind the trend to leave social networks?

A social networking counter movement is emerging, and Facebook quitters, who remove their accounts, differ from Facebook users in several key ways.

Lineage of Andes’ Uros people traced back 3,700 years

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.

Dogs’ behavior could help to design social robots

Study suggests dogs react more readily to robots that show interactive social behavior.