Interesting In General

Interesting In General

Aircraft breaks hypersonic flight record

An experimental Air Force plane zooms through the sky at six times the speed of sound.

Flattens time mark 

Also: 

• Causing a sonic boom
• Delay for private rocket
• New GPS rule for planes

Scariest highways in America

One two-lane roadway over shallow blue water reflects blinding sunlight that distracts drivers.  

Other nail biters 

Also: 

• Best U.S. road trips
• Avoid speeding tickets
• Most underrated cities