seen from United States
seen from China

seen from United States
seen from United States
seen from United States
seen from United States
seen from United States
seen from United States
seen from United States
seen from Saudi Arabia
seen from Yemen
seen from Yemen
seen from United States

seen from Netherlands
seen from Poland
seen from T1
seen from China
seen from United States
seen from Germany

seen from United States
Spread the awareness.SCIENTIFIC EVENTS 1956 – The polio vaccine developed by Jonas Salk is made available to the public.
EVENTS
1956 – The polio vaccine developed by Jonas Salk is made available to the public.
BIRTHDAYS
1824 – Alexander William Williamson, English chemist and academic.
1825 – Johann Jakob Balmer, Swiss mathematician and physicist.
1852 – Santiago Ramón y Cajal, Spanish neuroscientist and pathologist, Nobel Prize laureate.
1910 – J. Allen Hynek, American astronomer and ufologist.
EVENTS 837 – Halley's Comet makes its closest approach to Earth at a distance equal to 0.0342 AU (5.1 million kilometres/3.2 million miles). BIRTHDAYS 1755 – Samuel Hahnemann, German-French physician and academic. 1900 – Arnold Orville Beckman, American chemist, inventor, and philanthropist. 1917 – Robert Burns Woodward, American chemist and academic, Nobel Prize laureate. 1919 – John Houbolt, American engineer and academic. 1927 – Marshall Warren Nirenberg, American biochemist and geneticist, Nobel Prize laureate.
10th April | Halley's Comet became the first comet to be observed, The inventor of pH meter was born and much more.
EVENTS 1911 – Dutch physicist Heike Kamerlingh Onnes discovers superconductivity. 1964 – The Gemini 1 test flight is conducted. BIRTHDAYS 1818 – August Wilhelm von Hofmann, German chemist and academic. 1869 – Harvey Cushing, American surgeon and academic. 1911 – Melvin Calvin, American chemist and academic, Nobel Prize laureate. 1954 – G.V. Loganathan, Indian-American engineer and academic.
8th April | Heike Kamerlingh Onnes discovers superconductivity, The researcher of aniline-dye industry was born and much more.
EVENTS 1969 – Apollo program: NASA launches Apollo 9 to test the lunar module. BIRTHDAYS 1839 – Jamsetji Tata, Indian businessman, founded Tata Group. 1841 – John Murray, Canadian-Scottish oceanographer and biologist. 1845 – Georg Cantor, Russian-German mathematician and philosopher. 1847 – Alexander Graham Bell, Scottish-American engineer and academic, invented the telephone. 1898 – Emil Artin, Austrian-German mathematician and academic. 1918 – Arthur Kornberg, American biochemist and academic, Nobel Prize laureate.
3rd March | Apollo program: NASA launches Apollo 9 to test the lunar module, Father of Indian Industry was born and much more.
BIRTHDAYS 1618 – Francesco Maria Grimaldi, Italian mathematician and physicist. Francesco Maria
2nd April | The investigator of Free Fall was born, A person who achieved 1966 Field Medal was born and much more.
Spread the awareness.EVENTS 1842 – Ether anesthesia is used for the first time, in an operation by the American surgeon
SpaceX conducts the world’s first reflight of an orbital class rocket, A Person who discovered Caesium and Rubidium was born and much more.
29th-march | Sunbeam 1000hp breaks the land speed record, NASA's Mariner 10 becomes the first space probe to fly by Mercury and much more.