The James Webb Space Telescope is forcing cosmologists to redraw the schedule of the early cosmos. Structures that were ...

WUWM astronomy contributor Jean Creighton discusses cosmology ahead of "Birth of the Universe" at UWM's Manfred Olson ...

Nobel Prize winners for physics Arno Penzias (left) and Robert W. Wilson stand in front of their microwave radio antenna at Holmdel Bell Labs in New Jersey on Oct. 18, 1978. They won for studies in ...

Dark matter, the invisible substance that shapes the Universe, may have had a far more dramatic beginning than scientists once believed.

For decades, the Big Bang has dominated our understanding of the universe’s origin—but not everyone agrees it tells the full story. Some scientists argue the universe may be eternal, with no true ...

Our universe may have been born in a gravitational crunch that formed a very massive black hole—followed by a bounce inside it. The Big Bang is often described as the explosive birth of the universe—a ...

Cosmology and quantum physics both offer tantalizing possibilities that we inhabit just one reality among many. But testing ...

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?

Our common understanding of the universe tells us that all matter and energy were created at the beginning of time during a period of rapid inflation called the Big Bang. However, in 2023, Katherine ...

Emma Chapman reviews Battle of the Big Bang: The New Tales of Our Cosmic Origins by Niayesh Afshordi and Phil Halper Before the bang That the universe evolved from a "hot Big Bang" is not in question, ...

COSMOLOGY has come a long way. Once upon a time it was akin to theology, and models in which the universe rested on the back of a giant turtle were as plausible as any other. Now we have a ...