The emergence from astronomy of the major new theories of astrophysics and physical cosmology over the past century represents a major triumph of physical theory. We have developed an amazing ...

Cosmology is the study of the Universe as a whole. Its overall aim is to unravel the mysteries of the cosmos by addressing fundamental questions such as why the Universe is structured in the way that ...

which includes signals since the beginning of the cosmological expansion (the Big Bang in traditional physical cosmology, the end of the inflationary epoch in modern cosmology). According to ...

Everything we know about space might turn out to be false. Recent research indicates that the universe is expanding faster ...

A new computational method gleans more information than  its predecessors from maps showing how galaxies are clustered and threaded throughout the universe.

We are now entering a golden age of observational cosmology, with multiple gigantic large-scale ... and promise to reveal the physical nature of elusive forces and fields such as dark matter, dark ...