Andrew and Matthew and joined by Phil Halper, who own the YouTube channel skydivephil where he posts excellent videos on cosmology.

Phil also wrote two chapters of our book Still Unbelievable! and has appeared on other podcasts, including Unbelievable?

Before the big bang playlist: https://www.youtube.com/watch?v=Ry_pILPr7B8&list=PLJ4zAUPI-qqqj2D8eSk7yoa4hnojoCR4m

Cosmology playlist: https://www.youtube.com/playlist?list=PLJ4zAUPI-qqrC4ce700XI8JjeeC3l70NZ

QLC video: https://www.youtube.com/watch?v=MgwJmWXoWWI

Black Holes and Dark Matter: https://www.youtube.com/watch?v=HFJtDLR4bTo

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