National Aviation Day by World Book | Thursday, August 16, 2018 | National Aviation Day is an American observation that occurs on August 19th each year. The holiday... History, People. aviationWright brothersairplanes Read More Sunny Solar Impulse 2 August 2, 2016 by World Book | Tuesday, August 2, 2016 | Last week, on July 26, the solar-powered airplane Solar Impulse 2 landed in Abu Dhabi in the... Business & Industry, Conservation, Current Events, Energy, Environment, Science, Technology. solar energyairplaneaviation Read More