9. The whole city is built on an advanced energy grid which monitors the output of every single switch and appliance.
The wind tunnel above (center) is fitted with LED lights designed to glow blue when residents are within their goal of using 50% less energy than a comparable settlement, and red when they are above their goal.
- DNC Day 3: President Obama dropped the mic with "Don't boo, vote," and vice-presidential nominee Tim Kaine reminded people of their dads 👴
- French prosecutors have identified the second suspect in the priest killing in Normandy as 19-year-old Abdel Malik Petitjean.
- The U.S. Justice Department backed Obama's transgender policies in court after Texas and other states sued to block the rules.