The vastness of the cosmos hides more than distant stars—it conceals the very forces that shape reality. Astronomers have long searched for answers beyond what telescopes can see, driven by questions ...

Space, time and reality are the topic fields, so yes, it's PBS. "NOVA: The Fabric of the Cosmos," a four-part documentary miniseries hosted by physicist Brian Greene, launches at 8 p.m. Wednesday (Nov ...

We live in a golden age for learning about the universe. Our most powerful telescopes have revealed that the cosmos is surprisingly simple on the largest visible scales. Likewise, our most powerful ...

At PBS' recent Annual Meeting, physicist and acclaimed author Brian Greene discusses his return to NOVA with "The Fabric of the Cosmos," coming to PBS Wednesdays, November 2-23, 2011, at 9:00 p.m. ET.

The findings call into question just how finely tuned our universe really is. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Somewhere in the ...

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 ...

Explore big discoveries that have revolutionized our understanding of the universe. How big is the universe? Will it ever end? Why is so much of it made of mysterious dark matter and energy? See how ...