Sunday, September 13, 2015

Rajiv Gandhi Khel Ratna Winners

YearName of the Sportsperson(s)Sport Discipline
1991–92Viswanathan AnandChess
1992–93Geet SethiBilliards
Not Conferred
1994–95Cdr. Homi D. Motivala (Joint)Yachting (Team Event)
Lt. Cdr. P. K. Garg (Joint)
1995–96Karnam MalleswariWeightlifting
1996–97Nameirakpam Kunjarani (Joint)Weightlifting
Leander Paes (Joint)Tennis
1997–98Sachin TendulkarCricket
1998–99Jyotirmoyee SikdarAthletics
1999–2000Dhanraj PillayHockey
2000–01Pullela GopichandBadminton
2001–02Abhinav BindraShooting
2002–03Anjali Ved Pathak Bhagwat(Joint)Shooting
K. M. Beenamol (Joint)Athletics
2003–04Anju Bobby GeorgeAthletics
2004–05Lt. Col Rajyavardhan Singh RathoreShooting
2005–06Pankaj AdvaniBilliards and Snooker
2006–07Manavjit Singh SandhuShooting
2007–08 Mahendra Singh DhoniCricket
2008–09Mary Kom (Joint)Boxing
Vijender Singh (Joint)Boxing
Sushil Kumar (Joint)Wrestling
2009–10Saina NehwalBadminton
2010–11Gagan NarangShooting
2011–12Vijay Kumar (Joint)Shooting
Yogeshwar Dutt (Joint)Wrestling
2012–13Ronjan SodhiShooting
2014–15Sania MirzaTennis

Saturday, September 5, 2015

Famous Scientists and their Inventions List

Physics and Chemistry

Archimedes—Invention of the famous Archimedean law, discovery of the principles of lever and specific gravity.
Avogadro—An Italian scientists known for Avogadro’s hypothesis.
Bacquarrel—Radio-activity of uranium.
Baird J.L.—Television.
Benjamin Franklin—Lightning conductor.
Bhabha H.J.—Research in cosmic rays and quantum theory.
Binet—Intelligence tests.
Bose, J.C.—Crescograph.
Bose, S.N.—Discovery of nuclear particles ‘Boson’.
Bohr—Electron Theory, Atomic structure.
Carothers—Nylon Plastics.
Cavendish—Discovery of hydrogen, rare gases, chemical composition of water.
Charles Darwin—Theory of Evolution; Origin of Species.
Curie, Madame—Radium.
Dalton—Law of partial pressures; Atomic theory; laws of chemical combination; the law of multiple proportions.
Democritus—(Greek Philosopher)—Atomic theory.
Dewar—Thermos flask.

Pioneers in Mechanical Inventions and Discoveries

Austin—Motor car.
Baird J.L.—Television.
Bell, Graham—Telephone.
Gutenburg—Printing Press.
Daimler—Gas engine, Automobile.
Davy—Miner’s Safety Lamp.
Diesel—Internal combustion.
Edison—First electric bulb and gramophone.
Frank Whittle—Jet propulsion.
Franklin Benjamin—Lightning conductor.
James Puckle—Machine Gun.
Hoe—Rotary Printing Press.
James Watt—Steam engine (1769).
Macmillan—Bicycle (1842).
Montgolfer—Balloon (1883).
R.A. Watson Watt—Radar.
Stephenson—Railway engine.
Swinton—Military tank.
W. & O. Wright—Aeroplane.
Waterman—Fountain pen.
Whittle, Frank—Jet propulsion.
Zeis—Lenses, Camera.

Medical Inventions and Discoveries

Banting—Insulin (a cure for diabetes).
Bernard Christian—Replacing the human heart.
Brahmchari, U.M.—Cure of Kala-a-zar fever.
Domagk—Sulpha drugs as bactericides.
Fleming Alexander—Penicillin (in 1929).
Harvey—Circulation of blood.
Hahnemann—Founder of Homeopathy.
Hopkins. F.G.—Vitamin D.
Jenner—Smallpox Vaccination.
Koch Robert—Tubercle Bacillus.
Lister, Lord—Antiseptic surgery.
Pasteur Louis—Treatment of rabies; cure of hydrophobia.
Ronald Ross—Malaria parasite.
Salk Jonas E.—Anti-polio. Vaccine.
Simpson and Harrison—Chloroform.

Geographical Discoveries
Amundsen—Discovered South Pole in Dec. 14, 1911.
Armstrong, Neil A.—(U.S.A.) First person to set foot on the moon on July 20, 1969.
Cabot Sebastian—Discovered New Found land in 1497.
Columbus Christopher—Discovered America in 1492 and South America in 1498.
Copernicus—Discovered solar system in 1540. He propounded the astronomical system which bears his name.
Edmund Hillary—Conquered Mt. Everest on May 29, 1953, along with Sherpa Tenzing.
Ferdinand de Lesseps—Conceived the plan of the Suez Canal on which work was completed in 1969.
Henry Hundson—Discovered Hudson Bay in 1610.
Kepler—Discovered the Laws of Planetary Motion in 1609.
Magellan—Sailed round the World in 1519.
Marco Polo—A Venetian Traveller who explored China (in 1272) India. South—eastern countries.
Peary, Robert—Discovered North Pole in 1909.
Tabei Mrs. Junko—She is the first-ever woman to climb Mt. Everest on May 16, 1975.
Tasman—Dutch navigator, discovered the Tasmania Island and New Zealand in 1649.
Vasco-De-Gama—The Portuguese sailor rounded the Cape of Good Hope and discovered sea route to India and reached Calicut (now Khozikhode) in 1498.