1918 In Science
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1918 In
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1918
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1918 In Science
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1918
science
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Other Events Of 1918
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1917 In Science
1918 in science
1919 In Science
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The year 1918 in
Science
and
Technology
consisted of several events, some of which are listed below.
ASTRONOMY
Kiyotsugu Hirayama
identifies several groups of
Main Belt
Asteroids
, now known as
Hirayama Families
.
Harlow Shapley
demonstrates that
Globular Cluster
s are arranged in an spheroid or halo whose center is not the
Earth
, but the center of the
Galaxy
.
Max Wolf
discovers the
Star
Wolf 359
.
Heber Curtis
discovers a
Relativistic Jet
of matter emerging from
Elliptical Galaxy M87
.
BIOLOGY
Ronald Fisher
puts forward a
Genetic
model that shows that continuous variation could be the result of
Mendelian Inheritance
in his paper "
The Correlation Between Relatives On The Supposition Of Mendelian Inheritance
".
PHYSICS
J. Lense
and
Hans Thirring
find the gravitomagnetic precession of
Gyroscope
s in the equations of
General Relativity
.
Hans Reissner
and
Gunnar Nordström
solve the
Einstein
and
Maxwell Field Equations
for charged spherically-symmetric non-rotating systems.
Friedrich Kottler
gets Schwarzschild solution without Einstein vacuum field equations.
TECHNOLOGY
Edwin Armstrong
invents the
Superheterodyne Receiver
.
Theodore Von Karman
and
Asbóth Oszkár
build the first co-axial
Helicopter
.
Anton Fokker
invents the
Interrupter Gear
.
A. M. Nicolson
invents the
Radio Crystal Oscillator
Charles Strite
invents the
Pop-up Toaster
.
Edward Hugh Hebern
patents the
Hebern Rotor Machine
.
NOBEL PRIZES
Max Karl Ernst Ludwig Planck
is awarded the
Nobel Prize For Physics
Fritz Haber
is awarded the
Nobel Prize For Chemistry
BIRTHS
January 27
-
Antonín Mrkos
(d.
1996
),
Astronomer
.
March 16
-
Frederick Reines
(d.
1998
),
Physicist
.
April 4
-
Joseph Ashbrook
(d.
1980
),
Astronomer
.
April 25
-
Gérard De Vaucouleurs
(d.
1995
),
Astronomer
.
May 11
-
Richard Feynman
(d.
1988
),
Physicist
, Nobel laureate.
July 15
-
Bertram N. Brockhouse
(d.
2003
),
Physicist
.
August 13
-
Frederick Sanger
,
Molecular Biologist
.
September 27
-
Martin Ryle
(d.
1984
),
Astronomer
.
November 19
-
Hendrik C. Van De Hulst
(d.
2000
),
Astronomer
.
December 25
-
Tamara Mikhailovna Smirnova
,
Astronomer
.
DEATHS
January 6
-
Georg Cantor
(b.
1845
),
Mathematician
.
January 26
-
Ewald Hering
(b.
1834
),
Physiologist
.
January 31
-
Ivan Pulyui
(b.
1845
),
Physicist
.
April 20
-
Karl Ferdinand Braun
(b.
1850
),
Physicist
.
May 31
-
Alexander Mitscherlich
(b.
1836
),
Chemist
.
June 27
-
George Mary Searle
(b.
1839
),
Astronomer
.
September 7
-
Peter Ludwig Mejdell Sylow
(b.
1832
),
Mathematician
.
November 3
-
Aleksandr Lyapunov
(b.
1857
),
Mathematician
and
Physicist
.