• Need energy? Let's talk biofuels

    In the most general sense, any non-fossilised organic matter (biomass) that is used by humans as a source of energy for external ‘work’ (beyond food that is) can be referred to as a biofuel. In virtually any situation where a source of fuel is needed, there is a biofuel that could do the job. Richard Bawden reports on an energy solution you've never heard of. Read.

  • Is meat murder? Most of us can't tell

    If we are to judge by reports in the media alone, there is an ever-growing public concern within Australian society about the way livestock animals are treated, both on the farm and beyond. Such concerns range from personal senses of nagging unease at the thought of hens being caged in intensive egg production enterprises and extending right through to a collective societal ... Read.