Space & PhysicsNovember 2, 2011
The Fabric of the Cosmos: A Q&A with Brian Greene, November 2, 10:00--11:00 P.M. ET [Live Stream]
After watching the premiere of PBS's NOVA program, ask host Brian Greene a question about it
String theory
July 30, 2011
Strings, Geometry, and the Ultimate Reality: The Debate
Can strings be the ultimate constituents of the universe–more fundamental than matter or energy, and even than space or time? If they’re not made of matter or energy, what are they, then?
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