Our time line stretches from the big bang some 10 to 20 billion years ago to the time 10 100 years in the future when even black holes, the last surviving remnants of the universe as we know it ...

The universe began with a vast explosion that generated ... STScI/AURA/NASA; (7) High Z; (10,12) NOVA/NASA.

NOVA is the most popular primetime science ... concepts that shape and define our lives, our planet, and our universe. The PBS series is also one of the most widely distributed science programs ...

Adjust the colors to reduce glare and give your eyes a break. Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to ...

NOVA: What are the limitations of the big bang theory at present? Gross: The big bang theory is the idea that if we go back early enough in the history of the universe—and we can do this ...

Galaxies are the building blocks of the universe. Clusters of galaxies, and clusters of clusters of galaxies, called superclusters, make up the structures in the geography of the universe.

That powerful reach is where the elegance resides. NOVA: Do you think there are limits to how much we can know about the universe? Greene: I don't know. I'd like to think that there aren't ...

How did the universe, our planet ... Major funding for NOVA is also provided by the Corporation for Public Broadcasting and by PBS viewers like you. Thank you. NEIL deGRASSE TYSON: Anyone who ...

Major funding for NOVA is also provided by the Corporation for Public Broadcasting and by PBS viewers like you. Thank you. NEIL deGRASSE TYSON: The grand dance of our universe is a breathtaking ...

How did the universe, our planet ... Major funding for NOVA is also provided by the Corporation for Public Broadcasting and by PBS viewers like you. Thank you. NEIL deGRASSE TYSON: In its infancy ...

Major funding for NOVA is also provided by the Corporation for Public Broadcasting and by PBS viewers like you. Thank you. NEIL deGRASSE TYSON: In the endless reaches of the universe Earth seems ...

Use one of the services below to sign in to PBS: You've just tried to add this ... The expansion of the universe from this point is called the Big Bang. We like to tell this story because it's ...