Have you ever thought about light? What's the most striking thing about it? It speed, of course...exceeded only in our imagination. Ready to meet the challenge of measuring it? In this project we aim to relate a simple astronomical observation with a universal constant, c (the speed of light), and tell you about one of the greatest contributions to

CANARIAS INNOVA was born on the 2nd July 2000 as a weekly radio programme on science and technology for the Canaries.CANARIAS INNOVA is a joint initiative by the Instituto de Astrofísica de Canarias (IAC) and Radio Nacional de España en Canarias (RNE). It has now been broadcast for more than six years and has given rise to many spin-off initiatives