What are Units or Levels of Selection?

Make a donation of any amount to help Closer To Truth continue exploring the world's deepest questions.   Sexual questions abound. What is “normal” sexual behavior in light of diverse sexual variation...

3 Sep 202527min

Contribute what you can to support Closer To Truth and keep our content free without the need for paywalls.   Many people believe that out-of-the-body experiences (OBEs) and near-death experiences (ND...

27 Aug 202528min

Contribute what you can to help Closer To Truth continue exploring the world's deepest questions without the need for paywalls.   Two kinds of questions probe evolution vs. religion. The first explore...

20 Aug 202527min

Contribute what you can to help Closer To Truth continue exploring the world's deepest questions.   Clement Vidal, philosopher of science and astrobiologist, discusses the idea of something rather tha...

13 Aug 20251h 29min

Contribute what you can to help Closer To Truth continue exploring the world's deepest questions.   What can evolution reveal about the developmental history of thinking and feeling? How did cognition...

6 Aug 202527min

Make a contribution of any amount to help Closer To Truth continue exploring life's deepest questions.   Dr. Mark Bailey writes about the intersection between artificial intelligence, complexity, and ...

30 Juli 202542min

What is “human” nature? While human beings are animals, we believe we are special, radically different from other animals. Why? What traits are unique to humans? Are we sure? How to explore human natu...

23 Juli 202527min

Donate any amount to help Closer To Truth continue exploring the world's deepest questions without the need for paywalls.   How do we define a soul? Can AI become consciousness? Julia Mossbridge discu...

16 Juli 202547min