1972 ⟶ Proposal of Punctuated Equilibrium

Stephen Jay Gould and Niles Eldredge proposed an idea they c...

Year

1796

1972

🦖 Georges Cuvier Establishes Extinction as a Fact

Georges Cuvier: Establishes extinction as a fact.⟶

PaleontologyExtinctionCuvierFossil Record18th CenturyBiologyEvolutionary Biology

France

🌱 Proposal of Punctuated Equilibrium

Stephen Jay Gould and Niles Eldredge proposed an idea they call "punctuated equilibrium", which states that the fossil record is an accurate depiction of the pace of evolution, with long periods of "stasis" (little change) punctuated by brief periods of rapid change and species formation (within a lineage).⟶

BiologyEvolutionary BiologyPaleontologyPunctuated EquilibriumStephen Jay GouldNiles EldredgeFossil Record1970s

United States

🧬 Development of the Fluid Mosaic Model

Seymour Jonathan Singer and Garth L. Nicholson developed the fluid mosaic model, which deals with the make-up of the membrane of all cells.⟶

BiologyCell BiologyCell MembraneFluid Mosaic ModelSeymour Jonathan SingerGarth L. NicholsonMembrane Structure1970s

United States