Winglets have become one of the most recognizable features of modern commercial aircraft. From narrowbody workhorses to long-haul widebodies, these vertical or angled extensions at the tips of wings ...

Millions of consumers trust airlines with their lives each day, but few passengers understand how these massive flying tubes stay airborne and why they look the way they do. I don't remember jets ...

Throughout the history of aeronautics, people have experimented with various ways of ending wings. The most common tip treatment has been some variation on a simple rounded cap -- for a long time ...