For decades, scientists assumed that the expansion of the universe was powered by a new entity, known as the inflaton, but new research suggests that it may have been possible without it.

His 1981 paper heralded the virtues of inflation — an explanation for the smoothness, flatness and longevity of the Universe as well as the heat of the Big Bang — but it also challenged his ...

With each outcome coexisting, it opens up a sprawling multiverse that is as intriguing as it is complex.Bubble Universes in ...

SPHEREx is a groundbreaking NASA telescope that will map the entire sky in infrared, revealing insights into cosmic inflation ...

This initial period of rapid inflation set the stage for the vast and still-growing cosmos we observe today. Although astronomers cannot directly witness the universe's formation, much of what we ...

While parallel universes are a staple of science fiction, there are some real scientific theories to support them. But if ...

NASA is launching a new space telescope more powerful than its James Webb counterpart which will be able to shed more light ...

How it came to be that way depends on physics we barely understand, of inflationary quantum fields overcoming a remarkably weak gravitational force, of a repulsive energy so mysterious we can only ...