Chemists have changed the way that science looks at the world. By breaking substances down to the atomic level, chemists have greatly expanded our knowledge of the world. Click here to find articles about the greatest chemists in history.

Gertrude B. Elion

Elion, Gertrude B. (1918-1999), a United States biochemist and pharmacologist. She shared with George Hitchings one half of the 1988 Nobel Prize for physiology or medicine, awarded for their discoveries of important principles for drug treatment.

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  • Robert Floyd Curl, Jr.

    Robert Floyd Curl, Jr.

    Curl, Robert Floyd, Jr. (1933-) is an American chemist who shared the 1996 Nobel Prize in chemistry with British chemist Harold Kroto and American chemist Richard Errett Smalley. See more »

  • Robert Robinson

    Robert Robinson

    Robinson, Robert (1886-1975) was a British chemist. He won the 1947 Nobel Prize in chemistry for his research on biologically significant plant substances. See more »

  • Robert Sanderson Mulliken

    Robert Sanderson Mulliken

    Robert Sanderson Mulliken (1896-1986), an American chemist, was awarded the 1966 Nobel Prize in chemistry for his molecular-orbital theory, which explains how atoms combine to form a molecule. See more »

  • Robert Wilhelm Bunsen

    Robert Wilhelm Bunsen

    Bunsen, Robert Wilhelm (1811-1899), a German chemist and inventor. He is credited with inventing the Bunsen burner, a gas burner used in scientific laboratories. See more »

  • Rodney Robert Porter

    Rodney Robert Porter

    Porter, Rodney Robert (1917-1985) was a British biochemist who helped determine the chemical structure of antibodies. See more »

  • Roger Adams

    Roger Adams

    Adams, Roger (1889-1971), a United States organic chemist. Adams improved procedures for identifying new substances and developed new techniques of synthesis. See more »

  • Ronald George Wreyford Norrish

    Ronald George Wreyford Norrish

    Norrish, Ronald George Wreyford (1897-1978), a British chemist, shared the 1967 Nobel Prize in chemistry for helping develop the technique of flash photolysis to measure rapid chemical reactions. See more »

  • Rudolph Arthur

    Rudolph Arthur

    Marcus, Rudolph Arthur (1923-), a Canadian-born American theoretical chemist, studied the ways in which electrons (negatively charged particles that make up the outer layers of atoms) are transferred between one atom and another in chemical reactions. See more »

  • Sir Humphry Davy

    Sir Humphry Davy

    Davy, Sir Humphry (1778-1829), a British chemist. Davy discovered the elements potassium and sodium (1807), and barium and calcium (1808). See more »

  • Sir James Dewar

    Sir James Dewar

    Dewar, Sir James (1842-1923), a Scottish chemist and physicist. He was the first to liquefy and solidify hydrogen. See more »

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