Researchers at Texas A&M University have shaped a soft gel that keeps common hydrated salts from leaking so a building can soak up daytime warmth and let it out again after the sun sets. Salt hydrates already hold a large amount of heat for their size because they change from solid crystals to liquid and […]
Apple’s first dedicated cases for its folding phone reached store shelves today, the same day preorders opened for the device itself. Buyers who secured an iPhone Duo for delivery next week can walk out with protection already in hand, even as phone stock thins and shipping dates stretch into January for many configurations. Two options […]