If true, the idea would blow past one of physics’ most sacred limits: that parallel versions of reality can never talk to ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. Our universe might be really, really ...

"There was a time when ‘universe' meant ‘all there is,' " writes Greene, but soon we may have to redefine that word, along with our own meager understanding of the cosmos. A theoretical physicist and ...

The Big Ideas: What Is Reality? As they probe the secrets of the cosmos, scientists question whether our reality is but one in a multiverse. By Michio Kaku Dr. Kaku is a physicist. This essay is part ...