1913 – Born on the 27th 0f April in Tacoma, Washington.
1939 – He was among the first American scientists to verfiy Nuclear Fission in an
article submitted to the Physical Review in February.
1940 – He was the co-discoverer of the element Neptunium on the 8th of June.
– He was a key contributor to the Manhattan Project during World War II.
– He wrote the first report detailing how a nuclear reactor could be installed
in a submarine, providing both propulsion and electrical power.
1951 – He served as the director of the Carnegie Institution of Washington’s Geophysical
1962 – He was editor of Science magazine, published by the American Association for the
Advancement of Science.
1970 – He became interested in the problem of world energy supplies.
1971 – He served as president of the Institution.
1972 – He served as President of the American Geophysical Union.
1974 – He served as its acting Executive Officer.
1984 – He remained associated with the magazine.
1988 – He received many distinguished awards.
1992 – He was awarded the Public Welfare Medal, the National Academy of Science’s highest honor.
2004 – He died on the 1st of August from respiratory complications following a brief illness.