Morning Overview on MSN

Scientists say a 5th dimension could be leaking into our universe

Physicists are increasingly entertaining a radical possibility: our familiar universe of three dimensions of space and one of ...
Ars Technica

Space time is a 5 dimensional expanding object, hence the light speed barrier.

So theory crafting as per Einstein imagining what it's like riding on a beam of light. If space-time expands in 5 dimensions, then the light speed barrier becomes emergent. Ie Space expands (in a 5th ...