Hard to say.
Lots of things have been made to fly, hundreds of years ago.
Hot air balloons, gliders, kites etc.
Making a 'heavier than air' machine fly, is probably the hardest and most recent achievement.
Who is the person who invented the flying chair? Has the flying chair ever been invented?
Thee are none
No it has not been invented
Flying cars will be invented the day flying pigs are :)
I did
Yes, they have been invented.
god......
yes
Chuck norris.
Never
1733
Abraham Karem