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May 1 in Physics History

Physics history will help you to develop a better understanding of the physics world!

birthdays & deaths

Explore all birthdays & deaths of physicists occurred on this day with their short biography!

physics Events

Know all important discoveries made by physicists & events happened on this day with complete information!

May 1 in Physics History - Births – Physicists born on May 1

Adam Schall von Bell (1 May 1591 - 15 Aug 1666)

He was a German astronomer who revised the Chinese calendar and translated Western Astronomical books. Emperor Shun-Chih made him his advisor of the Ch’ing dynasty. But, he lost his power after Shun-Chih died. He was found guilty of plotting against the emperor and state. Hence, was commuted.

Scott Carpenter (1 May 1925 - 10 Oct 2013)

He was an American astronaut who was the sixth to fly in space. His spaceflight was the second US mission to orbit the Earth. It was launched on 24 May 1962 from Cape Canaveral. It orbited the Earth three times and landed back 4-hr 56-min later. While aboard, he conducted some basic experiments such as testing whether solid food could be eaten in space. Later, he wrote novels.

Johann Jakob Balmer (1 May 1825 - 12 Mar 1898)

He was a Swiss mathematician and physicist who discovered a formula basic to the development of atomic theory. His most important work was on spectral series by giving a formula relating the wavelengths of the spectral lines of the hydrogen atom in 1885. Wavelengths are accurately given using h=3,4,5,6.

May 1 in Physics History - Deaths – Physicists died on May 1

J. Ernest Wilkins Jr. (27 Nov 1923 - 1 May 2011)

He was a Black-American physicist, engineer, and mathematician. He was the seventh African American to obtain a Ph.D. in mathematics. When he was 13, he entered the Chicago University. He developed radiation shielding against gamma radiation emitted during electron decay of the Sun and other nuclear sources. To calculate the amount of gamma radiation absorbed by a material, he developed mathematical models. This technique is widely used in space and nuclear science projects.

May 1 in Physics History - Events – Physics Events of May 1

Neptune Moon Was Discovered

The second satellite of Neptune, Nereid was discovered by Gerard Kuiper in 1949. It is the third-largest and outermost satellite of Neptune. Its orbit is slightly odd and the most highly eccentric. This indicates that it might be a captured asteroid. Nereid refers to the sea nymphs in the Mediterranean sea.

Goddard Space Flight Center

The Goddard space flight center in Greenbelt was named in memory of Robert Goddard in 1959. This was NASA’s first space flight center and was dedicated on 16 March 1961. Although Robert Goddard died in 1945, he was the one who made the first successful liquid-fuelled rocket test in 1926. His many principles were being used in modern rocketry. He was also awarded the Langley Medal and the US government agreed to pay his widow $1 million in settlement for the applications from more than 200 of his patents.

April 12 in Physics History

Physics history will help you to develop a better understanding of the physics world!

birthdays & deaths

Explore all birthdays & deaths of physicists occurred on this day with their short biography!

physics Events

Know all important discoveries made by physicists & events happened on this day with complete information!

April 12 in Physics History - Births – Physicists born on April 12

Edward Walter Maunder (12 Apr 1851 - 21 Mar 1928)

He was an English astronomer who first started the British Civil Services Commission examination for the post of photographic and spectroscopic assistant at the Royal Observatory, Greenwich. He worked at the observatory for the next forty years measuring the sunspots and checking historic records. He found a lack of reports on sunspots from 1645 to 1715. Instead of questioning this, he started researching and found that there are indeed decades-long times when the sun has very few sunspots. Now we call these periods as Maunder minima.

Ferdinand von Lindemann (12 Apr 1852 - 6 Mar 1939)

He was a German mathematician who proved that π is not a solution to any algebraic equation with a rational coefficient. This explained the insoluble natural or classical Greek mathematical problem of constructing a square with the same area as a given circle using a ruler and compasses alone. He discussed Hermite’s methods that he used to prove that ‘e’ is transcendental. He extended Hermite’s results in 1882 to show that π was also transcendental.

April 12 in Physics History - Deaths – Physicists died on April 12

Charles Messier (26 Jun 1730 - 12 Apr 1817)

He was a French astronomer who first compiled a systematic catalog of “M objects” and discovered 15 comets. His catalog contained nebulae, 103-star clusters, and galaxies. He concluded the alphanumeric names for objects like M1, M2, etc.

Geoffrey F. Chew (5 Jun 1924 - 12 Apr 2019)

He was an American physicist who led the group of S-matrix theorists researching the strong interaction and the bootstrap principle. He was a graduate student of Enrico Fermi. His group calculated the interactions of bound-states without assuming that there is a point-particle field theory underneath.

Igor Tamm (8 Jul 1895 - 12 Apr 1971)

He was a Soviet physicist who shared the Noble Prize with Pavel A  Cherenkov, and Ilya M. Frank for physics for his works in explaining Cherenkov radiation. He developed the theoretical interpretation of the Cherenkov effect which states that the radiation of electrons moves faster than the speed of light through matter. He also developed a method for studying the interaction of nuclear particles and contributed towards the methods for the control of thermonuclear reactions.

April 12 in Physics History - Events – Physics Events of April 12

First Man To Orbit The Earth

On this day, Yuri Gagarin became the first man to orbit the Earth in 1961. The control of the spacecraft was locked to prevent him from taking control of the ship. It had a radio, television, and life-supporting equipment. He ejected and made a planned descent landing with his parachute but the Soviet Union denied this to save its reputation. After 7 years, he died in a plane crash.

The First Yo-Yo Toy In Space

The first yo-yo toy was taken into space in the Space Shuttle Discovery mission 51-D in 1985. With this yellow plastic Duncan Imperial yo-yo, other toys were exhibited during a time in orbit. Astronauts did the tricks with toys but the yo-yo sleeper trick couldn’t work without normal gravity. While spinning, the gyroscope showed exceptional stability. The flywheel slowed without normal gravity.

Space Shuttle Columbia Was Launched

Columbia, the American Space Shuttle was launched into space in 1981. John W. Young was the mission commander.