Technology3D-printed chain mail alternates between flexibility and rigidity A form of 3D-printed chain mail can alternate between being flexible and rigid as needed, meaning it could be used for more comfortable medical supports, strong but flexible military armour or even temporary bridges News
HealthCalories on food packets are wrong – it's time to change that The calories on food packets don't actually take into account how our bodies use them. It is time we demanded better information on what we consume, says Giles YeoComment