Nov 22, 2013 | 8:58Spark Black Code Audio
Spark Black Code Nov 22, 2013 | 8:586 months after Edward Snowden's revelations about the National Security Agency, stories are still coming out, including more allegations about Canada's CSEC. Ron Deibert on why we need a new 'social contract' about surveillance in a social media age.
Nov 25, 2013 | 53:58Ideas The Witness Trees Audio
Ideas The Witness Trees Nov 25, 2013 | 53:58Are our forests fiber mines or recreational playgrounds? Are they an economic engine or necessary for our environmental health? And are they essential to our mental well being? Dick Miller re-imagines the forest of the future.
Nov 22, 2013 | 8:37Spark Hardwiring Happiness Audio
Spark Hardwiring Happiness Nov 22, 2013 | 8:37Our brains are wired to remember negative experiences more than positive ones, but neuropsychologist Rick Hanson argues that by focusing on the positive experiences we have, we can 'rewire' our brains for happiness.