A stretchable nano-scale device has been created to manipulate light. Using the technology, high-tech lenses could one day filter harmful optical radiation without interfering with vision -- or in a ...

Smart hydrogels, which can dramatically change their volume and other properties in response to environmental stimuli such as temperature, pH and certain chemicals, are having an increasingly ...

In a bid to boost Nano sales and woo young customers, Tata Motors on Wednesday said the budget car will be repositioned as 'a smart city car' with added features such as power steering, apart from ...