What are the implications for space-time and cosmology? And might the answer unlock the secret of "dark energy

Try this book, which you can perhaps find second-hand or at a library:

The View from the Center of the Universe

The authors have a web site which you can find by searching using the book name.

I'd concur with Roger, as it stands, your question makes no sense – and in fact, to me it reads like a 'Now add a little more detail' content, which begs the question: do you have the substantive question for which this is 'Now add a little more detail' content?

If so, could you please post your substantive question here as 'Additional Details'?

"What are the implications for space-time and cosmology?"

Implications of <>? There are many things going on - please specify which event, hypothesis, experiment or nonsense idea you mean.

What are the implications regarding what? You either left something out of this or you don't know what "implications" means.