Air date: 2012-10-16

Runtime: 60 min

In attempting to answer the question of what is energy, Jim Al-Khalili investigates a strange set of laws that link together everything from engines to humans to stars.

Air date: 2012-10-23

Runtime: 60 min

Investigating the concept of information, Jim Al-Khalili learns that it is not just about human communication, it is woven very profoundly into the fabric of reality.