Equipping E. coli with a chemo-navigation system. Crusts from the Tower of London suggest yellowing in the future. Scientists isolate anti-cancer compounds from apple peel. New medications needed for neuropathic pain. Western drug makers expand use of Indias scientific talent.

Lab-made microtornadoes may reveal destructive secrets of real-life twisters. New insights into contradictory health effects of bioflavonoids. Dirty windows in urban areas may be hidden contributors to air pollution. Nano scrub brushes for Renaissance masterpieces. Smart delivery systems for cosmetics and personal care products.

Exposure to depleted uranium from military action may pose health threats. New process boosts levels of heart-healthy compounds in cocoa powder; Skin patch tests may miss patients allergic to common fragrance. New antifreeze protein gives cold shoulder to its natural counterpart. Venture philanthropists fill a gap in funding early stages of drug discovery.