Is 3D printing better for the environment than conventional manufacturing? The jury is still out.
Under some circumstances, people may feel wealthier than they actually are and this makes them psychologically more prone to increase their spending, as well as their borrowing.
Shakespeare wrote of the 'seven ages of man', and our appetite for food changes as we age too – with implications for our health.
A new book about what we consume and what it is doing to us raises lots of good points, but lacks a little on the ‘what is to be done’ question.
Information is assumed to be key to changing people's attitudes and behaviour. Sadly this isn't the case.
After Christmas, and the Boxing Day sales, it seems like a good time to ask: what is the purpose of all this consumption?
Leonardo DiCaprio's new climate documentary is an urgent call for the promised green tech revolution. But it shows too much faith in politicians and corporations to change their ways.