Top 10 discoveries facts Selected as the most interesting among technology related questions in Technology quiz Which astronomical discovery was nicknamed 'Little Green Man'?Pulsar. In 1967 Jocelyn Bell Burnell and Antony Hewish first observed pulses separated by 1.33 seconds, originated from the same location on the sky. It was not until a second pulsating source was discovered in a different part of the sky that the "LGM hypothesis" was entirely abandoned.Created by: globalquiz.orgastronomy facts » Whose flagship was used as a model for this replica?Columbus. Santa Maria, the largest of three ships of Columbus' first voyage, was a small carrack with single deck and crew of 40 men. Created by: globalquiz.orggeographic discoveries facts » When was the circumference of the Earth calculated for the first time with remarkable accuracy (13.6% of error)?In 3rd century B.C. Eratosthenes of Cyrene was the chief librarian at the Library of Alexandria. He is best known for being the first person to calculate the circumference of the Earth. He did it by measuring Sun's angle of elevation at noon on the solstice in Alexandria, knowing, that at the same time the Sun is at Zenith in the Ancient Egyptian city of Swenet, 5000 stades from Alexandria. Seventeen hundred years after Christopher Columbus studied Eratosthenes writings and decided that the calculations were wrong, and the Earth must be smaller - which led him to seek India in the west.Created by: globalquiz.organcient Greece facts » Which moons are called "Galilean moons"?Moons of Jupiter. The four largest moons of Jupiter were discovered in 1610 by Galileo Galilei and are today known as Galilean moons. From the end of the 19th century, dozens of much smaller Jovian moons have been discovered and have received the names of lovers or daughters of the Roman god Jupiter or his Greek equivalent Zeus. Created by: TschukaMoon facts » Who received the first Nobel Prize in physics in 1901?Wilhelm Röntgen. Wilhelm Conrad Röntgen German: was a German mechanical engineer and physicist, who, on 8 November 1895, produced and detected electromagnetic radiation in a wavelength range known as X-rays or Röntgen rays, an achievement that earned him the first Nobel Prize in Physics in 1901.Created by: Tschukaphysics facts » Who discovered the first planet outside the Solar System?A. Wolszczan and Dale Frail. Aleksander Wolszczan (born 29 April 1946 in Szczecinek, Poland) is a Polish astronomer. He is the co-discoverer of the first extrasolar planets and pulsar planets.Created by: Tschukaplanets facts » Which physician discovered that contaminated water was the source of the cholera epidemic in London in 1854?John Snow was an English physician and a leader in the adoption of anaesthesia and medical hygiene. He is considered one of the fathers of modern epidemiology, in part because of his work in tracing the source of a cholera outbreak in Soho, London, in 1854. His findings inspired fundamental changes in the water and waste systems of London, which led to similar changes in other cities, and a significant improvement in general public health around the world. Created by: TschukaLondon facts » Where was scandium chemical element discovered?In Sweden. Scandium was discovered in 1879 by Lars Fredrik Nilson at the Uppsala University. He named it from the Latin word Scandia meaning "Scandinavia"Created by: globalquiz.orgLatin facts » Which chemical element was discovered in Russia?Ruthenium was discovered in 1844 by the Beltic German sciencist Karl Ernst Claus at the Kazan State University. He named it after Ruthenia, the Latin word for Rus',.Created by: life-o-holicnames facts » Who was the first to circumnavigate Australia?Matthew Flinders. Captain Matthew Flinders RN was an English navigator and cartographer, who was the leader of the first circumnavigation of Australia and identified it as a continent. Flinders made three voyages to the southern ocean between 1791 and 1810. In the second voyage, George Bass and Flinders confirmed that Van Diemen's Land (now Tasmania) was an island. In the third voyage, Flinders circumnavigated the mainland of what was to be called Australia, accompanied by Aboriginal man Bungaree.Created by: Tschukasailors facts » Play technology quiz and see all the questions.