Cosmology Questions:

Development of this FAQ page is supported by a grant (#MGA-08-005) from The Foundational Questions Institute (fqxi.org)

The following are some interesting questions asked by the public attending Multiversal Journeys events in Los Angeles, Chicago and Cambridge:

Question:How old is the Universe?
Answer: Prof. Lawrence Krauss
How old is the Universe?

From left to right: Prof. Lawrence Krauss, Farzad Nekoogar (Multiversal Journeys), and Prof. Itzhak Bars

Question: What caused the big bang?
Answer: Prof. Lawrence Krauss

From left to right: Prof. Ken Olum and Prof. Lawrence Krauss

Question: What is the universe expanding into?
Answer: Prof. Lawrence Krauss

From left to right: Prof. Lawrence Krauss, Farzad Nekoogar (Multiversal Journeys), and Prof. Itzhak Bars.

Question: What is the big bounce?
Answer: Prof. Gary Horowitz

From left to right: Prof. Gene Moriarty (Multiversal Journeys), Prof. Anthony Aguirre, Prof. Gary Horowitz, and Prof. John Terning.