Centennial, CO : World

The four-day workweek challenge at Microsoft Japan resulted in many positive outcomes, with happier and motivated employees who took fewer days off overall.

Egypt is well-known for holding treasures of the past, and this week a huge discovery of more than 20 well-preserved coffins was just announced by the Egyptian Ministry of Antiquities. This most recent discovery is "one of the largest and most important discoveries that have been announced during the last few years", according to the official press release.