Aviation Content Test This is to test the aviation tag. | Published Nov 18, 2014 5:28 AM Aviation SHARE This is to test the aviation tag. Aviation MORE TO READ RELATED What it would take for cars to actually fly Since the 1800s, inventors have struggled to design a hybrid craft that could traverse both earth and sky—but flying cars might soon get a new lift. READ NOW RELATED From the archives: A grand tribute and eulogy for Zeppelins In the May 1962 issue of Popular Science, we explored this luxurious trend of aviation and its possible end with the Hindenburg disaster. RELATED A new Air Force weapon just successfully reached Mach 5 The hypersonic weapon detached from a B-52 bomber. Three previous tests had failed.