Photosynth is still a work in progress. It is dazzling, but what is it for?
From conception to buzz, from three-way spring to soft-touch paint: inside the design of a multimedia communications gadget.
Reprogramming cells taken from disease sufferers could lead to new treatments.
A new technique could be used to diagnose and treat patients before they begin to go blind.
A sound-canceling room could provide clues about digital sound that carries the hallmarks of real life.
Superdense arrays of electrodes will bring scientists closer to an artificial retina that approximates normal vision.
High-tech solutions of oil in water could lead to an effective HIV vaccine.