The universe could, in fact, be a giant doughnut, despite all of the evidence suggesting it's as flat as a pancake, new research suggests. All observations so far suggest the universe is flat. In ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Positive curvature, like that on a sphere, implies a finite universe, while zero curvature, as on a flat plane or negative ...

So while the measurement is consistent with a flat universe, it is possible that the universe is closed and finite. However, the constraints are tight and if the universe is finite it must be very, ...

In an unprecedented step, researchers crafted a detailed model compatible with the universe’s accelerated expansion.

The universe may be flat, but could still be shaped like a doughnut, weird patterns in leftover light from the Big Bang suggest. When you purchase through links on our site, we may earn an affiliate ...