coupling constants

Astronomers using the Hubble Space Telescope have captured the most comprehensive picture ever assembled of the evolving Universe — and one of the most colourful. The study is called the Ultraviolet Coverage of the Hubble Ultra Deep Field. Caption and credit: hubble_esa/Flickr, CC BY 2.0

A Universe Out of Sight

Fermi National Accelerator Laboratory (Fermilab), located just outside Batavia, Illinois. The larger ring houses the Tevatron, a particle accelerator that operated until 2011, when it was shut because its capabilities had been superseded by the LHC. Credit: pedrik/Flickr, CC BY 2.0

All You Need to Know to Get Started on Particle Physics