Skip to content- Blood in human body 7 – 8 liters
- Breathing of a normal man 18 times in a minute
- chromosomes in the human body 46
- Densest planet Earth
- First acid to be discovered Acetic Acid
- First Aero plane Flight Wilber Wright and Orwell Wright (USA) on 17th Dec 1903
- First aero plane flight across the English Channel Louis Bleriot
- First airplane flight over the North Pole 9th May 1926 (Floyd Bennett and RichardE. Byrd)
- First Alloy Bronze
- First analogue computer Lord Kelvin
- First Antibiotic Penicillin (1941) discovered by Alexander Fleming
- First Atom Bomb J. Robert Oppenheimer
- First Atomic Bomb use 6th August 1945 on Hiroshima (Japan)
- First British woman physician Elizabeth Garrett Anderson
- First Chinese astronaut in space Col. Yang Liwei (15 Oct 2003)
- First clone of human beings 27th Dec. 2002
- First computer programmer Augusta Ada First Digital computer 1946
- First draft of DNA Francis Crick and James Watson (1953)
- First draft of the human genome sequence February 2001
- First drawings of cells Robert Hooke (In his “Micrographic”)
- First environment pact 10th June 2002 in Kuala Lumpur (ASEAN countries signed it)
- First flight around the world 16th April 1924
- First Flight of Space Shuttle 4th December,
- 1981 manned by John Young and Robert Crippen
- First fruit tree Date-palm
- First general-purpose orbiting observatory Hubble Space Telescope (Launched on April 24, 1990, named after US astronomer Edwin P. Hubble)
- First Heart Transplant *** Dr. Christian Neethling Barnard (South Africa) Dec. 3, 1967
- First Hydrogen bomb test (USA) Nov 1952 at Eniwetok Atoll in the Pacific
- First liver transplant recipient Lichirou Tsuruyama of Japan (July 1889)
- First lunar probe Luna 1, (Launched by USSR on 2nd Jan 1959)
- First man to walk in space Alexei Leonov (Russian Astronaut in 1965)
- First man to walk on the moon Neil Alden Armstrong USA on 21st July 1969
- First man-made object to leave the solar system Pioneer 10
- First modern woman doctor Elizabeth Blackwell
- First non-stop balloon journey around the world Brian Jones and Bertrand Piccard (1999)
- First non-stop solo flight across Atlantic Ocean Charles Augustus Lindbergh (USA)
- First Nuclear test Alamogordo desert (New Mexico in USA) (July 16, 1945 before dawn)
- First person in space Yuri Gagarin (USSR) on 12th April 1961, when he orbited the Earth aboard the Vostok 1 spacecraft
- First person to fly in a balloon Dr. Pilatre de Rozier
- First person to walk on the moon Neil Armstrong (USA) on 21st July 1969
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