Frank Watson Dyson

Astronomer and academic

Frank Watson Dyson - Astronomer and academic
Born

1868
157 years ago

Died

May 25th, 1939
86 years ago — 71 years old

Category

Scientists & Innovators

Country

United Kingdom

Links & References

Contributed significantly to the field of astronomy, particularly in the study of comets and the measurement of stellar distances. Served as the Astronomer Royal from 1910 to 1933, overseeing key developments in British astronomy. Conducted research on the influence of the Sun on the Earth's atmosphere and took part in organizing the successful 1919 solar eclipse expedition, which provided evidence for Einstein's theory of general relativity. Published extensively on various topics within astronomy, influencing both theoretical and observational practices.

Served as Astronomer Royal from 1910 to 1933

Conducted 1919 solar eclipse expedition

Research on comets and stellar distances

Other People Who Died on May 25th

Gemma Frisius

Mathematician and cartographer, contributed to mapping
Born
December 9th, 1508 516 years ago
Died
May 25th, 1555 470 years ago — 46 years old

Born in 1508, a mathematician and cartographer contributed significantly to the field of geography. Developed techniques for surveying and mapmaking that advanced cartographic practices. Authored several works on mathematics and geography and promoted the use of triangulation in mapmaking, greatly enhancing the accuracy of maps. The invention of the astrolabe and contributions to the understanding of gnomonics further distinguished this figure as a key player in mathematics and navigation.

Continue Reading

Xue Yiju

Chancellor during Later Liang dynasty
Died
May 25th, 912 1113 years ago — None years old

Served as the chancellor of the Later Liang dynasty during the turbulent Five Dynasties and Ten Kingdoms period in China. Played a significant role in administering the state and managing its affairs, thereby influencing the political landscape of the era. Oversaw various reforms and strategies to strengthen the dynasty's governance and military capabilities. His tenure included efforts to consolidate power and manage relations with neighboring states amidst ongoing conflicts and power struggles. Xue Yiju's leadership was pivotal during this transformative time in Chinese history.

Continue Reading

John Warner

American politician and attorney
Born
1927 98 years ago
Died
May 25th, 2021 4 years ago — 94 years old

An attorney and politician served as a U.S. Senator from Virginia from 1979 to 2009. Played a significant role in various committees, including the Armed Services Committee and the Environment and Public Works Committee. Served as Secretary of the Navy from 1972 to 1974 under President Richard Nixon. Contributed to substantial military and environmental legislation during tenure. Engaged in legislation concerning national defense, veterans' affairs, and military readiness.

Continue Reading

Mahendra Karma

Indian lawyer and politician, Bastar leader
Born
August 5th, 1950 75 years ago
Died
May 25th, 2013 12 years ago — 62 years old

A lawyer and politician contributed to the political landscape of Chhattisgarh, serving as a Member of the Legislative Assembly. Held the position of the Leader of the Opposition in the state assembly. Instrumental in forming policies focused on tribal welfare and regional development. Actively engaged in addressing the challenges faced by the tribal communities in Bastar.

Continue Reading

Henry II of Navarre

King of Navarre, notable for wars
Born
April 18th, 1503 522 years ago
Died
May 25th, 1555 470 years ago — 52 years old

Ruled as King of Navarre from 1547 until 1555. Under his reign, faced significant challenges including conflicts related to the Protestant Reformation. Supported the Huguenots in France, aligning Navarre's political stance with Protestant interests. Strategically navigated complex political alliances during the Wars of Religion in France. His reign was marked by efforts to strengthen Navarre's defenses and consolidate authority amid external threats.

Continue Reading

Roger Williams Straus Jr.

American journalist and publisher
Born
January 3rd, 1917 108 years ago
Died
May 25th, 2004 21 years ago — 87 years old

Co-founded Farrar, Straus and Giroux, a prominent publishing house known for its literary works. Played a significant role in promoting various authors and contributed to the publishing industry's evolution. Edited and published numerous influential titles that shaped American literature from the mid-20th century onwards.

Continue Reading