Christiaan Huygens died in The Hague and was buried in the Grote Kerk. This date marks the end of the life of a prominent scientist who made significant contributions to various fields.

Huygens met Newton in person in England. They discussed Iceland spar and corresponded about resisted motion.

Huygens, along with astronomer Thomas Streete and Richard Reeve, observed the transit of Mercury over the Sun in London. This event contributed to astronomical observations and understanding of planetary motion.

Marin Mersenne wrote to Constantijn Huygens about his son's talent for mathematics, comparing him to Archimedes. This recognition from a prominent intellectual highlights Christiaan Huygens's early aptitude and potential in mathematics.

Christiaan Huygens was born in The Hague, Dutch Republic. He was the second son of Constantijn Huygens and Suzanna van Baerle. This date marks the beginning of the life of a key figure in the Scientific Revolution, who made significant contributions to mathematics, physics, astronomy, and horology.