Nature's physical constants seem weirdly tuned to precisely the values needed for intelligent life to evolve in the universe. Miriam Frankel investigates whether this means our cosmos is fine-tuned for life, with physicists Paul Davies and Fred Adams, in episode two of Great Mysteries of Physics—a podcast series from The Conversation, in collaboration with FQxI.

Explore more:

• Miriam Frankel's in-depth report on Fine Tuning in the Universe.
• Read more about fine-tuning at The Conversation.
• Episode 1 of Great Mysteries of Physics asks: Is Time an Illusion?