When the sun goes down, solar panels stop working. This is the fundamental hurdle of renewable energy: how to save the sun's power for a rainy day—or a cold night. Chemists at UC Santa Barbara have ...

"Americans who switch ... can save up to $1,000 a year on energy costs." Mom shares plan for transforming ranch into 'fully off-grid' homestead: 'You're actually making your own power' first appeared ...

Control panels of a pre-digitalization nuclear plant look quite daunting, with countless dials, buttons and switches that all ...

An orrery is a beautiful type of mechanical contrivance, built to demonstrate the motion of heavenly objects. LEGO happens to offer just such a device, built using its Technic line of blocks, ...