Quantum field theory
22 April 2021
Quantum field theory marries the ideas of other quantum theories to depict all particles as “excitations” that arise in underlying fields.
Dark energy
4 July 2019
Dark energy is a mysterious force making the universe fly apart faster and faster. Its discovery came from one of the most unexpected results in the history of astronomy: in the late 1990s, two groups studying far-off supernovae discovered that these...
What is quantum field theory?
12 June 2019
Quantum field theory marries the ideas of other quantum theories to depict all particles as “excitations” that arise in underlying fields.
Black holes
12 June 2019
Black holes are objects with an intense gravitational pull so strong that not even beams of light, the fastest things in the universe, can escape. This makes them impossible to see directly, and so astronomers have had to use a variety of clever techniques...
