The universe we live in may not be the only one out there. In fact, our universe could be just one of an infinite number of universes making up a "multiverse." Though the concept may stretch credulity ...

Two possibilities exist: either the Universe is finite and has a size, or it’s infinite and goes on forever. Both possibilities have mind-bending implications. In another episode of Guide to Space, we ...

When you are forming a thought you could go in a million directions. Or, maybe an infinite number of directions. I’m thinking right now of the beach. I’m thinking of the emerald blue water and white ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. A black hole is an object so compact (usually a collapsed star) that ...

In quantum mechanics, measuring both the position and speed of a particle at the same time is not possible. To identify a particle's characteristics, physicists introduced the notion of ...

We’ve seen 3D printers coming out with infinite build volumes, including some attempts at patenting that may or may not stall their development. One way around the controversy is to do it in a ...

YOU get up, shower, eat something, clean your teeth and leave the house. It doesn’t sound like much, so why are you always running late? Is it because there’s a physical limit to the number of things ...