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.
- Donald Trump and Hillary Clinton sparred over ISIS, race in the US, and his unreleased taxes during the first debate 📢
- The Colombia government and Farc rebels have signed a historic peace deal, ending 52 years of armed conflict.
- And no, people aren't drilling headphone jacks into their new iPhone 7's 📱❌