Our universe appears flat—but this observation still leaves plenty of options for its true shape. In fact, our cosmos could ...

Add Yahoo as a preferred source to see more of our stories on Google. It's a question that has vexed scientists for ages: How old is our universe? The question is simple enough, but as the years go by ...

The crisis centers on the Hubble tension. Measurements based on the early universe, using the cosmic microwave background ...

One of the weirdest theories in cosmology is the holographic principle, the idea that our universe is a three-dimensional image projected off a two-dimensional surface — the idea that, yes, we are ...

Physicists including Robert H. Dickle and Fred Hoyle have argued that we are living in a universe that is perfectly fine-tuned for life. Following the anthropic principle, they claimed that the only ...

What is dark energy? Why does dark energy seem to be weakening? Is our universe part of a larger multiverse? What lies beyond the boundary of a black hole? The universe seems to be rotating, and if ...

If he can do that, it could lead to a fundamental shift in how we think about the universe and could even explain the presence of dark matter and dark energy. Vopson, PhD, studies information theory ...

The most precise measurement of the expansion rate ever made suggests an unknown force may be affecting the universe.

In a groundbreaking studypublished in the Monthly Notices of the Royal Astronomical Society, astronomers have uncovered a puzzling cosmic observation that challenges our understanding of the ...

The Big Bang theory has dominated our understanding of the universe’s origin for almost 100 years. It describes a moment when all of space, time, and energy were born from a single infinitely dense ...

Astronomers have proposed a new theory to suggest why our universe is expanding at an accelerating rate. That our universe is expanding is in wide agreement, though how exactly that process happens is ...

"You could say that these are the first 'direct' images of galaxy formation that we've ever seen." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works ...