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.
- The battle to replace Supreme Court Justice Antonin Scalia, who died Saturday, is expected to elevate the role of the court in an unprecedented way.
- U.S. Republican presidential candidates had their nastiest debate yet in South Carolina 🇺🇸
- And "Deadpool" made $135 million this weekend, the best U.S. debut for an R-rated film. That's a lotta chimichangas 💵