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Medical & Science

On 21st January, 1677,
 A pamphlet on smallpox became the first medical publication in the U.S.... Read more »

On 1st August, 1774,
 Joseph Priestley isolated “dephlogisticated air”, later known as oxygen... Read more »

On 23rd May, 1785,
 Benjamin Franklin described his invention of bifocal glasses... Read more »

On 30th March, 1842,
 The anaesthetic, ether, was first used during surgery.... Read more »

On 27th December, 1845,
 Ether was first used during childbirth in the U.S.... Read more »

On 4th November, 1846,
 An artifical leg was patented... Read more »

On 9th February, 1870,
 The Weather Bureau of the U.S. (now the NWS) was formed... Read more »

On 26th January, 1875,
 The first electric dental drill was patented... Read more »

On 24th October, 1882,
 Discovery that tuberculosis is caused by bacteria, instead of an hereditary condition... Read more »

On 6th July, 1885,
 Louis Pasteur first administered his rabies vaccine... Read more »