Science & Exploration Fundamental physics 3148 views 8 likes ESA / Science & Exploration / Space Science Selected articles explaining some basic physics, and related effects, and some of the more abtract concepts which are thought to govern the Universe. 'Dark matter' and 'dark energy' Doppler effect and 'redshift' Electromagnetic spectrum Energy: Light = radiation = temperature Fundamental forces Gravitational waves Gravity Space-time: An elastic fabric Like Thank you for liking You have already liked this page, you can only like it once!