What is light?

Det skal du vide

Lecture on Ole Rømer and the hesitation of light The Danish astronomer Ole Rømer discovered in 1676 that light "hesitated", as he called it. In other words: light has a speed. It was a groundbreaking discovery, and Isaac Newton, among others, was excited. This evening, astrophysicist Lars Occhionero from Kroppedal Museum will tell the fascinating story of the Renaissance man Rømer and the light. For what kind of quantity is light? And who was Ole Rømer, who ended up becoming one of the country's most powerful? - Date: 29 October 2026 - Time: 19:00–21:00 - Venue: Albertslund Bibliotek - Address: Bibliotekstorvet 2, Albertslund, Denmark - Admission: Free