![Engraving depicting Christiaan Huygens' cycloidal pendulum. A rod of flexible metal with bob, P, which describes a the cycloidal arc. The rod suspended between two solid cheeks in form of cycloidal arcs Engraving depicting Christiaan Huygens' cycloidal pendulum. A rod of flexible metal with bob, P, which describes a the cycloidal arc. The rod suspended between two solid cheeks in form of cycloidal arcs](https://cdn.superstock.com/1746/Comp/1746-111354628.webp)
Engraving depicting Christiaan Huygens' cycloidal pendulum. A rod of flexible metal with bob, P, which describes a the cycloidal arc. The rod suspended between two solid cheeks in form of cycloidal arcs
![PDF] Things are seldom what they seem: Christiaan Huygens, the Pendulum, and the Cycloid | Semantic Scholar PDF] Things are seldom what they seem: Christiaan Huygens, the Pendulum, and the Cycloid | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/086557ae105796127063e69807b340512646dbd3/1-Figure1-1.png)
PDF] Things are seldom what they seem: Christiaan Huygens, the Pendulum, and the Cycloid | Semantic Scholar
![TIL that with the invention of the pendulum clock in 1656, Christiaan Huygens increased the best accuracy of clocks from 15 minutes deviation a day to around 15 seconds a day. : r/todayilearned TIL that with the invention of the pendulum clock in 1656, Christiaan Huygens increased the best accuracy of clocks from 15 minutes deviation a day to around 15 seconds a day. : r/todayilearned](https://external-preview.redd.it/iGOV4McPdtwD3MhI4_aIq3dUnm8jxIrrlowjga7Hb-8.jpg?width=640&crop=smart&auto=webp&s=75aacc502a0d650caba0e3cacbbfe6b86ed7ee9c)
TIL that with the invention of the pendulum clock in 1656, Christiaan Huygens increased the best accuracy of clocks from 15 minutes deviation a day to around 15 seconds a day. : r/todayilearned
![Amazon.com: Christiaan Huygens Dutch Polymath Poster Print by Science Source (36 x 24): Posters & Prints Amazon.com: Christiaan Huygens Dutch Polymath Poster Print by Science Source (36 x 24): Posters & Prints](https://m.media-amazon.com/images/I/71mNhIHUE+L._AC_UF894,1000_QL80_.jpg)