Vanessa Young visited Dr Nathaniel Davis's lab to witness the concentrated capture of the sun's energy.
Concern about nitrates in Canterbury municipal water supplies emphasises the need for new ways to solve the nitrate problem, and Dr Anna Garden might be the scientist to do it.
Scientists hope to help asthma sufferers and others needing oxygen at home by developing ‘molecular sponges’ with nanoscale-sized pores to purify the air.
When it comes to solar panels, the future is flexible. Vanessa Young discovers how a MacDiarmid project is unlocking the possibilities of a new generation of solar cell technology.