As our telescopes have improved and we've been able to peer farther back in time, we've begun finding more fascinating ...

A massive worldwide survey of physicists has revealed surprisingly little agreement about some of the universe’s biggest ...

When you look up at the night sky, you see countless stars. However, those stars, galaxies, the Earth, and even we ourselves ...

Has the universe always looked the way it does today?There are stars, there are galaxies, and there is vast space between them. It feels like it has always been that way, doesn't it?However, what has ...

The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, good ol' Earth helps us understand what the universe might be doing beyond ...

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 ...

The question of whether the cosmos goes on forever is no longer just a late night thought experiment, it is a live research problem that cuts to the heart of modern physics. Astrophysicists are using ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com. How will the universe end? – Iez M., age 9, ...