The Lite - Sat, July, 25, 2015 - 7:00 GMT

Tehran has hosted a seminar on memory improvement techniques. The event has drawn people from across the country to learn how to actively use their memory in their daily lives.
The US space agency has made a wacky estimate, saying there are a billion Earths in our galaxy alone.
Officials in Argentina have showcased two models of a driverless car as part of a plan to modernize the transportation system in the capital Buenos Aires.