But beyond that, there ought to be much more Universe beyond the limits of what we can presently see: the unobservable Universe.

If we know how big the observable Universe is, why can't we figure out how big the unobservable part is?

Keep in mind that it's impossible for us to know the exact size of the unobservable universe, so the above is an estimation. It could be, and likely is, much larger than that.

As for the unobservable universe, well, it may be much bigger than we can suppose, oozing out into new dimensions, back into multiple histories, one of a vast assemblage of universes of which we ...

Question: In a previous article, you guys discussed whether the universe is finite or infinite in size. If the universe is finite, would a person theoretically be able to reach its edge, if so ...

The standard model, although successful in the explanation of cosmic microwave background radiation and the large-scale structure of the universe, relies on unobservable entities ... the would-be ...

Science and Unobservable ThingsToday's Bloggingheads dialogue features me and writer John Horgan -- I will spare you a screen capture of our faces, but here is a good old-fashioned link. John is the ...

Why are there so many paradoxes in our scientific understanding of the universe, and can we rebuild our system so that they're eliminated? That's what The Unobservable Universe sets out to work ...

Science 2.0 is all about making a difference in a positive way, bringing lots of people in the world together to talk with each other about science. We're the only open science site of decent size, ...