21 Nov : First flight ever was in a balloon

The hot air balloon is the first successful human-carrying flight technology. It was today in 1783 that manned hot air balloon flight was performed by Jean-François Pilâtre de Rozier and François Laurent d’Arlandes in Paris, France. The flight lasted 10 minutes.

Jean-François Pilâtre de Rozier
The first untethered balloon flight by Rozier and the Marquis dArlandes on 21 November 1783.
François Laurent d’Arlandes 

A hot air balloon is a lighter than air aircraft consisting of a bag called the envelope that is capable of containing heated air. Suspended beneath is a gondola or wicker basket, which carries passengers and a source of heat, in most cases an open flame. The heated air inside the envelope makes it buoyant since it has a lower density than the relatively cold air outside the envelope.

#Hindi 
1783 में आज दुनिया के पहले hot air balloon यानी गर्म हवा के गुब्बारे में 2 लोगों ने उड़ान भरी थी। ये उड़ान दस मिनट की थी। ये करिश्मा फ्रांस के Paris शहर में हुआ था। उस समय इसे