The search for the universe’s center starts with a simple intuition: if everything exploded outward in the Big Bang, there ...

When you bake a loaf of bread or a batch of muffins, you put the dough into a pan. As the dough bakes in the oven, it expands into the baking pan. Any chocolate chips or blueberries in the muffin ...

Scientists have many big questions to tackle about the universe, including how big it actually is. But even the proposed ...

The universe's expansion is similar to a balloon inflating; the surface expands, causing dots (galaxies) to move apart. Galaxies farther away from us appear to recede faster than closer ones. The ...

The universe — everything in existence — is expanding every second! It's only been about a hundred years that humanity has known this, too — that most galaxies are traveling away from us and the ...

When you look at your surrounding environment, it might seem like you’re living on a flat plane. After all, this is why you can navigate a new city using a map: a flat piece of paper that represents ...

Space looks very dark from Earth. But does the solar system, and the universe for that matter, have an area that's the ...

The vastness of space can be hard to wrap your head around. Say you are an ordinary beam of light blazing through space at a speed of 186,000 miles per second. It would take you 8 minutes and 20 ...

In CUriosity, experts across the CU Boulder campus answer pressing questions about humans, our planet and the universe beyond. Previously, astrophysicist Jeremy Darling tackled: “What is the biggest ...

Have you ever imagined what lies outside the universe, beyond the reaches of outer space? If not, pause for a moment, because the answer could determine your future, especially if you are on a ...