Uploaded June 2012 | Updated September 2026, 4 days ago
Physicist Dr. Stephen M. Barr (PhD) argues that the evidence shows the universe had a beginning at the point of the big bang. He explains how some cosmologists and skeptics have tried to use other scientific models (like the bouncing universe, the cyclic ekpyrotic universe, and the eternal inflation universe) to avoid the beginning of the universe.
Physicist Dr. Stephen M. Barr (PhD) argues that the evidence shows the universe had a beginning at the point of the big bang. He explains how some cosmologists and skeptics have tried to use other scientific models (like the bouncing universe, the cyclic ekpyrotic universe, and the eternal inflation universe) to avoid the beginning of the universe.
