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Scientists

Wilbur – Orville Wright

Wilbur – Orville Wright Wilbur Wright (1867 -1912) and Orville Wright (1871 – 1948) were two Americans who are well known for his inventing and building the world’s first successful airplane and making the first controlled, powered and sustained heavier-than-air human flight, on December 17, 1903. They are also...

Vikram A Sarabhai (1919-1971)

Vikram A Sarabhai (1919-1971) Vikram Sarabhai was the main personality behind the launching of India’s first satellite, ‘Aryabhatta’. He is considered as the ‘father of the Indian Space Programme’. Vikram Ambalal Sarabhai was among the few scientists who devoted their entire life to the progress of science...

Upendranath Brahmachari

Upendranath Brahmachari Upendranath was a famous Indian scientist and a leading medical practitioner of his time. He was a remarkable personality. He worked from 1915 on a cure of Kala-azar, a dreaded killer in Bengal and Assam. The traditional treatment by antimony (stibium in Latin) was long,...

Srinivasa Ramanujan (1887-1920 )

Srinivasa Ramanujan (1887-1920 ) Srinivasa Ramanujan was one of the India’s greatest mathematical geniuses. He made substantial contributions to the analytical theory of numbers and worked on ‘elliptic functions’, ‘continued fractions’, and ‘infinite series’. Srinivasa Ramanujan was a great Mathematician, who became world famous at the age...

Sisir Kumar Mitra (1890 – 1963)

Sisir Kumar Mitra (1890 – 1963) Sisir Kumar Mitra was an Indian physicist. He is the doyen of radio science in India. He is known for his seminal work on ionosphere. The ionosphere, which extends from about 60 km to several thousand kilometers high in the atmosphere,...

Sir M. Visvesvaraya (1888-1970)

  Sir M. Visvesvaraya (1888-1970) Sir M. Visvesvaraya was an eminent engineer and statesman and played a key role in building of modern India. Architect of Krishnaraja Sagar Dam; devised steel doors to stop the wasteful flow of water in dams. Today perhaps many people know Mokshagundam Visvesvaraya...

Sir J J Thomson (1856- 1940)

Sir J J Thomson (1856- 1940) Sir Joseph John Thomson was a British physicist and Nobel laureate. He is well known for the discovery of the electron and of isotopes and also the invention of the mass spectrometer. He was awarded with Nobel Prize in Physics in 1906 for...

Sir James Chadwick (1891-1974)

Sir James Chadwick (1891-1974) James Chadwick, the discoverer of neutron, a constituent of the nucleus of an atom, was born in Manchester, England on October 20, 1891. He was the eldest son of J J Chadwick. After completing his schooling from the local school he joined the famed...

Sir Humphry Davy (17 December 1778 – 29 May 1829)

Humphry Davy was born in Penzance village, Cornwall, South Western part of England, On December 17, 1778. His poor father would make a living out of wood crafting, carpentry and farming. Humphry had his scholling in Penzance and later, he had higher education from nearby Truro....

Sir Edward Jenner (1749 – 1823)

Sir Edward Jenner (1749 – 1823) Dr. Edward Jenner was the inventor of the smallpox vaccine. He was born on May 17, 1749 in Gloucestershire, England. His father was a vicar. Edward was admitted to the local primary school, where he turned out to be a good student especially interest...