Scientist timeline

By Claramay5
  • 276 BCE

    Eratosthenes born

    Eratosthenes created a world map, a full calender, a simple way to find prime numbers, and accurately measured the circumference of the Earth.
  • 195 BCE

    Eratosthenes dies

  • 85

    Ptolemy born

    Ptolemy belived all plantets circled around the Earth because it was the center of the universe.
  • 165

    Ptolemy dies

  • 1473

    Copernicus Born

  • 1514

    Copernicus theorizes that the Earth revolves around the sun.

  • 1543

    Copernicus dies

  • 1564

    Galileo born

  • Galileo improves the telescope

  • Galileo discovers the moon is not smooth, the milky way consists of many stars, Jupiter has four moons, sunspots, and phases of the moon.

  • The catholic church bans Galileo’s work

  • Newton born

  • Galileo dies

  • Newton comes up with the theory of gravity and binomials, invents the calculus, and proves white light is all colors.

  • Newton dies

  • Charles Darwin born

  • Mendeleev born

  • Darwin publishes his book, “On the Origins of Species”

    Darwin came up with the theory of evolution through his extensive research and his studies in the shapes of finch’s beaks from different areas.

  • Mendeleev weites his first book on the spectroscope.

  • Marie Curie is born

  • Mendeleev creates the first periodic table of elements.

  • Darwin received an honorary doctorate from the university of Cambridge

  • Wegener born

  • Charles Darwin dies

  • Marie Curie discovers pure Radium

  • Marie and her husband win a nobel prize

  • Mendeleev earns a nobel prize in chemistry

  • Henry Hess born

    Hess came up with the theory of seafloor spreading and created maps of the ocean floor, which helped support Wegener’s theory of continental drift.

  • Mendeleev dies

  • Marie wins her second nobel proze

  • Wegener publishes a book on continental drift.

  • Francis Crick is born

  • Rosalind Franklin is born

  • Wegener comes up with the idea of pangaea

  • James watson is born

  • Wegener dies

  • Marie dies

  • Rosalind takes an X-Ray diffraction image of DNA to discover its repeating helical structure and publishes her image soon after

  • Watson and Crick announce their double helix structure

  • Crick argues that the main function of genetic material is to control the synthesis of proteins

  • Rosalind Franklin dies

  • Crick discovers that mRNA transport genetic information from the nucleus to the protein-making organelle of the cell

  • Watson and Crick received Nobel prize

  • Henry Hess dies

  • Crick dies