Istanbul’s massive Teknofest broke records by drawing more than 1.7 million visitors in its second year, according to a statement from event organizers. Some 1.72 million visitors last week attended Teknofest, a six-day technology and aerospace fair in Turkey’s commercial capital, to see technological advances from both Turkey and worldwide. This year, the festival featured 17,373 teams competing in 19 different areas such as flying car design, robotics, and model ...