The shape of the universe. When you look around the universe you live in, it looks like a 3D space, just like the surface of ...

The universe may be vast, but researchers have multiple points of evidence that reveal its shape. Sean Combs Verdict: What’s ...

Eighty-seven years later, our hero is still fighting injustice. Superman's stylized red emblem has changed in design and ...

Evidence for the flatness of the universe also shows up in what's known as the critical density. At the critical density, a hypothetical universe would be flat and would eventually stop ...

Feast your eyes upon the first color—not the first one in this book of course, but the first color in the universe. This bright-hot glowing peachy orange didn’t exist until approximately ...

What's astonishing is that in every direction we look into the universe, we see more and more galaxies. In this image from the James Webb Space Telescope, which looks at a part of the sky roughly the ...

The Sun may be the center of our solar system, but it is not the biggest star in the universe. The Sun has a mean radius of around 696,000 kilometers, or 432,450 miles . In comparison to UY Scuti ...

In the heat death scenario, the universe would expand so far that the light of one galaxy would be unable to reach its neighbor. NASA, ESA, CSA, STScI hide caption ...

What’s more important and relevant to this episode: no one who is outside the circle can hear what that person is saying (no matter how loud they speak) while standing within it.

The universe doesn't have an outer perimeter, and nothing exists outside it, because there isn't an outside. As an analogy, consider the shape of our galaxy, the Milky Way.