IBM "sunflowers" to supply off-grid energy, water, and cooling
• http://www.gizmag.comLooking rather like a 10-meter (33 ft) tall sunflower, IBM's High Concentration PhotoVoltaic Thermal (HCPVT) system concentrates the sun's radiation over 2,000 times on a single point and then transforms 80 percent of that into usable energy.
