Opinion: Scientists must be heard as citizens

In many ways, the Rio+20 Earth Summit held in Brazil last June was a flop. After 3 days of debate, the 50,000 participants – including some 500 scientists and more than 100 heads of state – approved a final document: The Future We Want. Although this document was an international recognition of the need for […]

A Code for the Colour-blind: ColorADD

Try to imagine being unable to distinguish green from blue. What impact would this have on your daily life? For the colour blind, simple things like crossing the street, shopping for clothes or navigating the tube can become extremely complicated. However, this may now be aided by something known as ColorADD. ColorADD is a colour […]