swap_horiz Richard Armstrong Alternatives

1

Harry Hess

Harry Hammond Hess (1906–1969) was an American geologist and a professor at Princeton University. He served as an office...

American 20TH Century Historical Plate Tectonics

9.5 Brilliant

2

John Ostrom

John Ostrom (1928–2005) was an American paleontologist whose work fundamentally altered modern paleontology and evolutio...

American 20TH Century Historical Theropods

9.3 Excellent

3

Charles Richter

Charles Francis Richter was an American seismologist and physicist who spent most of his career at the California Instit...

American 20TH Century Historical Seismology

9.3 Excellent

4

Harlen Bretz

Harlen Bretz was an American geologist whose fieldwork in the early 20th century led to a radical theory about the forma...

American 20TH Century Historical Geomorphology

9.3 Excellent

5

Don Anderson

Don L. Anderson was an American geophysicist and seismologist who served as a professor at the California Institute of T...

American 20TH Century Historical Geophysics

9.2 Excellent

6

Gerald Wasserburg

Gerald J. Wasserburg (1927–2016) was an American geochemist at the California Institute of Technology who specialized in...

American Historical Geochronology Isotope Geochemistry

9.1 Excellent

7

Maurice Ewing

Maurice Ewing was an American geophysicist and oceanographer who founded the Lamont Geological Observatory at Columbia U...

American 20TH Century Historical Geophysics

9.1 Excellent

8

John Imbrie

John Imbrie was an American paleoceanographer who significantly advanced the understanding of Earth's climate history. H...

American 20TH Century Historical Paleoclimatology

9.1 Excellent

9

Robert Dietz

Robert Dietz (1914–1995) was an American geologist and oceanographer recognized for his contributions to marine geology...

American 20TH Century Historical Seafloor Spreading

9.0 Excellent

10

Francis Birch

American geophysicist (1903–1992) who applied high-pressure mineral physics to Earth's interior, proposing that the inne...

American 20TH Century Historical High Pressure

9.0 Excellent

11

Raymond Cecil Moore

Raymond Cecil Moore was an American geologist and paleontologist who lived from 1892 to 1974. He is best known for found...

American 20TH Century Historical Paleontology

8.9 Great

12

Bruce Heezen

Bruce Heezen (1924–1977) was an American oceanographer and marine geologist who worked at Columbia University's Lamont G...

American 20TH Century Historical Marine Geology

8.8 Great

13

George Tilton

George Tilton was an American geochemist who co-developed the uranium-lead (U-Pb) geochronology technique in the 1950s....

American 20TH Century Historical Geochemistry

8.7 Great

14

Sam Bowring

Sam Bowring is an American geologist and geochronologist who served as a professor at the Massachusetts Institute of Tec...

American Historical Precambrian Geochronology

8.6 Great

15

David Johnston

David A. Johnston (1949–1980) was an American volcanologist with the United States Geological Survey. On May 18, 1980, h...

American 20TH Century Historical Volcanology

8.6 Great

16

Stephen Moorbath

Stephen Moorbath was a British geologist and geochronologist who spent his academic career at Oxford University. He pion...

20TH Century Historical British Geochronology

8.6 Great

17

Thomas Alfred Jaggar

Thomas Alfred Jaggar was an American volcanologist who founded the Hawaiian Volcano Observatory in 1912, establishing th...

American Hawaii 20TH Century Historical

8.5 Great

18

Warren Hamilton

Warren Hamilton was an influential American geologist whose foundational research significantly advanced the global unde...

American 20TH Century Historical Tectonics

8.5 Great

19

Paul Gast

Paul Gast was a prominent American geochemist known for his pioneering research in isotope geology. Working at Columbia...

American 20TH Century Historical Geochemistry

8.5 Great

20

Patrick Hurley

Patrick Hurley was an American geologist and geochronologist who spent a significant portion of his career at the Massac...

American 20TH Century Historical Radiometric Dating

7.9 Good