Science Museum, London
Science Museum: Online Stuff: Huygens' Clocks
Find out about Christiaan Huygens who built the world's first pendulum clock in 1656. The pendulum clock became the most accurate clock in the world for nearly 300 years.
University of St. Andrews (UK)
University of St. Andrews: Christiaan Huygens
This University of St. Andrews site contains biographical information and findings of Christiaan Huygens.
Rice University
Galileo Project: Christiaan Huygens
This site from The Galileo Project of Rice University provides an outline of important facts about Chrisiaan Huygens. The topics collected include important dates, father information, nationality, education, religion, scientific...
University of Maryland
Optics Highlights: The Microscope
Part of an anecdotal history of optics and the study of light. Extremely thorough treatment of the scientific findings and developments which led to the invention and refinement of the microscope. Includes a short biographical sketch and...
Trinity College Dublin
Trinity College: Christiaan Huygens
This site from Trinity College provides biographical information about mathematician Christiaan Huygens.
The Franklin Institute
The Franklin Institute: Clocks Teaching Time
This site from The Franklin Institute presents a number of activities, games, exhibits, scavenger hunts, resources, links related to clocks and telling time.
Famous Scientists
Famous Scientists: Christiaan Huygens
Learn about prominent Dutch mathematician and scientist, Christiaan Huygens, whose work included early telescopic studies of the rings of Saturn and the discovery of its moon Titan, the invention of the pendulum clock, and other...
University of St. Andrews (UK)
University of St. Andrews: Mac Tutor History of Mathematics: Christiaan Huygens
Biography of Dutch mathematician Christiaan Huygens. Hyperlinks to related information.
Khan Academy
Khan Academy: Light: Electromagnetic Waves, Electromagnetic Spectrum and Photons
This article discusses the properties of electromagnetic radiation and photons.
Wolfram Research
Wolfram Science World: Huygens, Christiaan
This ScienceWorld site provides a short biographical sketch of Christiaan Huygens and describes his most notable scientific discoveries and contributions. Links are provided throughout for additional information as well.
Curated OER
Smithsonian Libraries: Scientific Identity: Christiaan Huygens (1629 1695)
A portrait of Christiaan Huygens from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.