Blue Origin’s latest lunar gadget looks less like a sleek spacecraft component and more like a prop from a retro sci-fi set, ...

There are generators with enough power for home backup that roll on wheels and technically are portable. But when we talk about “portable generators” we’re usually referring to models that are small ...

KOHLER backup generators automatically switch on in the event of a power outage. Generators help run electricity to your home for appliances, whole-home circuits, sump pumps, HVAC units and water ...

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Liquid crystals are substances that flow like a liquid but maintain some of the ordered structure of crystals. Liquid-crystal molecules tend to be elongated and to orient in specific directions.