Inflationary CosmologyThe "Standard Big Bang Theory" mentioned in Episode 1 determined that the universe was a fireball in ...

The Big Bang wasn’t always a sure bet. For several decades in the 20th century, researchers wrestled with interpreting cosmic origins, or if there even was a beginning at all. At the forefront of that ...

Last time, we took a broad look at the history of the universe spanning approximately 13.8 billion years. The universe was ...

A short, no-dialog visual presentation of the Big Bang theory. Related videos: - Brief history of the Universe — full ...

Combining different pieces from Big Bang cosmology could help explain an issue we have today. The Hubble constant, the speed of expansion of our universe, is not observed with consistency. These ...

News that the big bang is coming under fire from a growing number of directions is not bad news for cosmology – quite the opposite, in fact COSMOLOGY has come a long way. Once upon a time it was akin ...

Cosmology is the study of the universe; its birth, evolution, and ultimate fate. This includes further developing and refining the prevailing model, the Big Bang theory, investigating the universe’s ...

The largest-ever survey of physicists from around the world—released today—shows a distinct lack of consensus across many of physics's most important questions, from the nature of black holes and dark ...

RUDN University astrophysicists have gathered the most important discoveries of modern cosmology from 1917 to our time. The collected data became an introduction to Philosophical Transactions of the ...

READER QUESTION: My understanding is that nothing comes from nothing. For something to exist, there must be material or a component available, and for them to be available, there must be something ...

Loop Quantum Cosmology (LQC) applies the non-perturbative techniques of loop quantum gravity to homogeneous cosmological models, yielding a quantum replacement of the classical big-bang singularity by ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American What do we really know about our universe?