Raise the cost and the effect, in reducing consumption and boosting conservation, would be dramatic.

ECONOMIST: Water

The company's S-QLED technology improves on the picture quality and power consumption achieved by recently introduced OLED displays, while significantly reducing cost and improving lifetime well beyond what OLED can achieve.

ENGADGET: NanoPhotonica develops S-QLED, OLED to develop inferiority complex soon

Both cleaners capture more than four times the debris of other cleaners and cost just pennies a day to operate, reducing energy consumption up to 90 percent.

ENGADGET: Polaris' pool-cleaning robots get updated with added intelligence, four-wheel drive