Cosmos (2014)

S1E5 Hiding in the Light

The Ship of the Imagination journeys back to the 11th century, showcasing Europe and North Africa at the height of the Islamic Golden Age. During this time, the renowned physicist Ibn al-Haytham pioneered the scientific method and made groundbreaking insights into vision and the nature of light. Following this, astronomer William Herschel uncovers infrared radiation and reveals the unique signatures embedded in the light of stars, taking significant steps towards unraveling the mysteries of the universe.