http://www.braingeek.in/p/history-archives.html



• 1795 – The first stone of the Pontcysyllte Aqueduct is laid.


• 1837 – The first commercial use of an electrical telegraph is successfully demonstrated by William Cooke and Charles Wheatstone on July 25, 1837 between Euston and Camden Town in London.

• 1875 – Birth Day of  Jim Corbett, Indian hunter, environmentalist, and author (Death on 1955)

• 1908 – Birthday of Semmangudi Srinivasa Iyer, Indian singer (Death on 2003)

• 1959 – Lloyd J. Old introduced BCG, a tuberculosis vaccine, into experimental cancer research as a way to stimulate non-specific resistance to tumor growth. BCG was FDA-approved in 1991 and is now widely used as a first line treatment for superficial bladder cancer.

• 1973 – Soviet Mars 5 space probe is launched.

• 1976 – Viking program: Viking 1 takes the famous Face on Mars photo.

• 1978 – Louise Brown, the world's first "test tube baby" is born.

• 2002 – A.P.J. Abdul Kalam became the 11th president of India.

  
• 2007 – Pratibha Patil is sworn in as India's first female president.