Boeing-backed contest for personal flying machines gets off the ground

Since at least the ancient Greeks, people have dreamed of soaring like a bird from place to place. Leonardo da Vinci’s sketches of personal flying machines were ahead of their time and remain ahead of our own. Most people who want to fly today can do so only with an airline ticket and a valid form of identification. (www.seattletimes.com) Daha Fazlası...