The Google+ Mobile Product Manager announced the lastest version of the Google+ app for the iPhone on Google+ itself (naturally).


Read More: Google+ for iPhone App Update Brings Ability for Multiway Video Chats in Hangout

One of civilization’s most impressive engineering achievements, the Inka Road (or Qhapaq nan, “The Royal Road”) was built without the use of iron, the wheel or stock animals. While much has been written about the Inka Empire as a whole, little has been published on how the Inka planned and built the road, which united the four regions of the ancient empire that encompassed large territories of present-day Peru, Bolivia, Ecuador, Colombia, Argentina and Chile. At its height, the [...]

Read More: National Museum of the American Indian Webcasts the Inka Road Chats