Using a new framework, astronomers arrived at the most precise measurement of our universe’s expansion rate—but things still ...

For decades, astronomers were only able to study the universe's very first stars using theoretical models. Now, observations from the James Webb Space Telescope (JWST) have revealed what may be the ...

Here’s what you’ll learn when you read this story: A new paper adjusts an equation that defines our universe in response to recent new data. The cosmological constant, which describes how our universe ...

Black holes are mysterious objects, and one theory posits that our universe exists inside of one. It sounds strange, but ...

A difference of a few kilometers per second might not sound like much. In cosmology, it has become one of the field’s most ...

One of the remarkable scientific discoveries of the past several decades is that the universe and earth appear fine-tuned for ...

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 ...

The early universe is perhaps one of the biggest mysteries of our time, and while we've come close to unraveling some of those earliest mysteries thanks to advancing tech like the James Webb Space ...

There may not be as nearly as many small galaxies in the early universe as astronomers predict there should be, which has big implications for the story of how our universe grew up. When you purchase ...

Here’s what you’ll learn when you read this story: Scientists have recently used an updated understanding of the math of our universe to theorize that the universe will end in a crunch rather than ...