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 ...

Physical cosmology is a branch of cosmology concerned with the study of cosmological models. A cosmological model, or simply cosmology, provides a description of the largest-scale structures and ...

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 ...

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 ...

Cosmology seeks to describe the large-scale origin, content and fate of the Universe, while extragalactic astronomy extends these questions into the formation, evolution and interactions of galaxies ...

Teleology is the idea that some processes in nature are directed toward a goal or an end. Today, it is commonly asserted that teleology is a remnant of antiquated ways of thinking about causation, and ...

Scalar-tensor cosmology extends Einstein’s theory of gravitation by introducing a dynamical scalar field that mediates part of the gravitational interaction alongside the metric tensor. These models ...