Questions and Answers Session

In the fourth and final lecture, we examine the notion of ‘objective fact’ on which scientific theories are built; what sort of fact is such that we can build a scientific theory on it? 

In the third lecture we examine first the so-called “Gettier Problems” for the traditional account of knowledge, the arguments for saying that possible worlds exist and finally we ask whether there really are unactualised possibles. 

This lecture discusses key ideas from the 20th century philosopher Karl Popper's article "Towards A Rational Theory Of Tradition", found in his book Conjectures and Refutations. It focuses specifically on his discussion of how science develops historically. Popper does not think ...  Show more

Robin Ince and Brian Cox are joined on stage by V for Vendetta author and legendary comic book writer Alan Moore, cosmologist Ed Copeland, and science broadcaster Dallas Campbell to ask whether Cosmology is really a science? Do scientific theories need to be testable to make them ...  Show more

In this AMA Dr. Michael Shermer answers your questions about evolution and creationism, intelligent design theory, the hard problem of consciousness, the origins of morality, how science deals with anomalies, to what extent humans are naturally rational or irrational / skeptical ...  Show more

On this show, we’ve been talking about uncertainty from a variety of different angles. We’ve heard how uncertainty can be a spark for creativity and scientific discovery. We’ve discussed how uncertainty can go unseen and make science really difficult. And we’ve explored some of t ...  Show more