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.
- Today's the final day of the Democratic National Convention — Hillary Clinton is preparing for the biggest night of her life 🇺🇸
- Plotters of Turkey's failed coup were unhappy with the government's attempt to make peace with Kurdish separatist rebels, a document obtained by BuzzFeed News shows.
- More than 29,000 people have signed a petition for British scientists to keep access to EU projects after Brexit.