Episode details

Available for over a year
Global warming is speeding up the activity of soil microbes so much so that the loss of carbon from soils could off-set reduction goals in the use of fossil fuels. First results of the Deep Impact mission to discover more about the composition of the comet Tempel 1 reports more organic molecules. Analysing the pigments used to illluminate the Book of Kells in the year 800.
Programme Website