Passenger plane that can fly at over 3,000mph unveiled (

Florida-based supersonic jet firm Aerion has unveiled a ‘first glimpse’ of its AS3TM airliner, designed to transport up to 50 passengers at up to ‘Mach 4+’ – or at least 3,000mph.

10 Most Incredible Recent Discoveries & Unsolved Mysteries To Blow Your Mind

Why Animals Don’t Get Lost (