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 ...

Penrose's idea of a conformal cyclic cosmology hypothesizes that our Universe arose from a pre-existing Universe that would leave imprints on our cosmos today. This is a fascinating and imaginative ...

Controversial research suggests the Big Bang may be a myth due to its reliance on the Doppler effect theory. This idea says the universe is neither expanding, nor contracting; instead it is steady, ...

13.8 billion years ago, all the matter and energy contained within our Universe was concentrated into a volume of space about the size of a soccer ball. Even with all that energy in such a small space ...

In the beginning, the Universe was created. This has made a lot of people very angry and been widely regarded as a bad move.—Douglas Adams, The Hitchhiker's Guide to the Galaxy Humans have many ...

Paul M. Sutter is an astrophysicist at SUNY Stony Brook and the Flatiron Institute, host of "Ask a Spaceman" and "Space Radio," and author of "How to Die in Space." First developed around a century ...