Imagine you wanted to know everything you could about the Universe. You'd want to find the answers to questions of all types, such as: What is the Universe made of? How big is the entire Universe? How ...

The 2019 Nobel Prize in Physics goes to James Peebles “for theoretical discoveries in physical cosmology” and to Michel Mayor and Didier Queloz “for the discovery of an exoplanet orbiting a solar-type ...

It is Nobel prize week and four physicists have received a telephone call from Stockholm. In this installment of the Physics World Weekly podcast we chat about James Peebles, who shared one half of ...

In physical cosmology, dark energy is a hypothetical form of energy that permeates all of space and tends to increase the rate of expansion of the universe. Assuming the existence of dark energy is ...