Dark Matter makes up about 26% of the Universe, but telescopes can't see it directly.
Find out more:
The James Webb Space Telescope (JWST), the replacement for the Hubble Space Telescope, will launch in 2018 and will look back in time to detect some of the first cases of star formation in the early Universe.
Find out more:
The Large Hadron Collider is the world's largest and highest energy particle accelerator.
Find out more:
LASER stands for Light Amplification by Stimulated Emission of Radiation.
Find out more:
The mixture of gases in atmosphere has taken 4.5 billion years to evolve
Find out more:
Last updated: 07 March 2016