Build festive decorations using Arduino and Raspberry Pi with these five creative holiday projects and video tutorials ...

Rick] had a problem. His garage refrigerator was tasked with a critical duty—keeping refreshing beverages at low temperature.

Don't spend the winter shivering. Set your thermostat to the right temperature to stay comfortable and save money all season long. Mike De Socio is a CNET contributor who writes about energy, personal ...

Scientists fear warming is driving a collapse in the ocean currents that shape climate far and wide. The ice-choked waters off Greenland might hold the key. By Raymond Zhong and Esther Horvath Mr.