11th Century
- 1021 – Ibn al-Haytham's Book of Optics
- 1020s – Avicenna's The Canon of Medicine
- 1054 – Various Early Astronomers: Observe supernova (modern designation SN 1054), later correlated to the Crab Nebula.
- Abū Rayhān al-Bīrūnī: beginning of Islamic astronomy and mechanics
Read more about this topic: Timeline Of Scientific Discoveries