It’s always amazing, and more than a little humbling, when the universe reminds us that our “common sense” is provincial, ...

The universe is generally referred to as infinite, unknown, and limitless. With over 2 trillion galaxies and millions of stars and planets, the universe is so enormous that it stretches the boundaries ...

The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, ...

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 ...

Here’s what you’ll learn when you read this story: Mathematical evidence indicates that our universe is flat, but it could be infinitely big, as well. You can figure out if an object is flat with a ...

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...

Depending on how you look at it, the universe might not have an "end," after all. Whether the universe will "end" at all is ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The universe started with a bang, but how will it end? Scientists have a few theories. | Credit: ...

Web site detailing some of the discoveries of the size and content of the universe. CCSS.ELA-Literacy.RL.K.1 CCSS.ELA-Literacy.RL.K.7 CCSS.ELA-Literacy.RL.K.10 CCSS ...

This NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the Squid Galaxy. CREDIT: ESA/Hubble & NASA, L. C. Ho, D. Thilker. Get the Popular Science daily ...

A spiral galaxy, shaped much like our Milky Way, has been found in an era when astronomers believed such well-formed galaxies ...