Inventions
Physics · आविष्कार · 24 facts
Telephone invented by Alexander Graham Bell (1876)
Electric Bulb invented by Thomas Alva Edison (1879)
Radio invented by Guglielmo Marconi (Nobel Prize 1909)
Television invented by John Logie Baird (1926)
Computer: Charles Babbage (Father of Computer) — Analytical Engine
Printing Press invented by Johannes Gutenberg (1440)
Steam Engine: James Watt (1769) — powered the Industrial Revolution
Dynamite invented by Alfred Nobel (1867); Nobel Prize named after him
X-Ray discovered by Wilhelm Roentgen (1895, Nobel Prize 1901)
Radioactivity discovered by Henri Becquerel (1896)
Penicillin discovered by Alexander Fleming (1928)
Theory of Relativity: Albert Einstein (E = mc^2)
Gravity discovered by Isaac Newton (apple falling, 1687)
Thermometer invented by Galileo Galilei (1593)
Aeroplane invented by Wright Brothers — Orville and Wilbur (1903)
Diesel Engine invented by Rudolf Diesel (1893)
Vaccination concept: Edward Jenner (1796) — smallpox vaccine
Stethoscope invented by Rene Laennec (1816)
Battery invented by Alessandro Volta (1800); Volt unit named after him
World Wide Web (WWW) invented by Tim Berners-Lee (1989)
Laser invented by Theodore Maiman (1960)
Electron discovered by J.J. Thomson (1897); Proton by Rutherford
Neutron discovered by James Chadwick (1932)
Raman Effect discovered by C.V. Raman (1928, Nobel 1930) — National Science Day 28 Feb