Airs Wednesday, November 23, 2011 at 10:00 p.m. ET/PT. Check your local listings.
Month: November 2011
Is our universe unique, or could it be just one in an endless “multiverse”?
We may live in an expanding sea of multiplying universes: the multiverse.
Airs Wednesday, November 16, 2011 at 10:00 p.m. ET/PT. Check your local listings.
Take a wild ride into the quantum realm, where even the impossible seems possible.
What are atomic clocks? And why do we need them?
It defines our lives, but what is time really? Have a look into its true nature.
Series premieres November 2, 2011 at 9pm on PBS
Surprising clues indicate that space is very much something and not nothing.
Physicist Brian Greene reveals a mind-boggling reality behind our everyday world.