Researchers have built the first refrigerant-free system to reach sub-zero temperatures, a breakthrough that could reduce food waste and greenhouse gas emissions.

With CES 2026 just wrapping up, there were several new technologies unveiled by various brands. Here are the coolest tech ...

Electronic signs are all around us, giving directions or advertising the latest gadget. In ACS Energy Letters, researchers report that they’ve developed a dynamic display technology that dissipates ...