Scientists have discovered a new way to store mechanical energy using twisted rods in specially designed metamaterials, delivering massive energy density gains and big potential for robotics and machines. Credit: SciTechDaily.com A team of international…
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Illustration of a PEDOT film on a graphene sheet that can be used in supercapacitors to store large amounts of energy. Credit: Maher El-Kady A new method produces PEDOT nanofibers with enhanced electrical conductivity and…
The idea of getting her eldest child a smartphone had long felt inevitable, said Daisy Greenwell. But by early last year, when her daughter was 8 years old, it filled her with dread. When she…
A new study finds that fully ceramic solid-state lithium metal batteries using LLZO offer only slight energy density improvements over current lithium-ion batteries, despite their high cost and manufacturing challenges. Researchers suggest hybrid electrolyte approaches,…
Scientists at Oak Ridge National Laboratory have developed the first chip that integrates key quantum photonic components to generate and manipulate entangled photons, advancing efforts toward a scalable quantum internet. This breakthrough enables transmission of…
Researchers from Princeton and MIT developed a way to intercept underwater messages from the air using radar, overturning long held assumptions about the security of underwater transmissions. Credit: Princeton University/Office of Engineering Communications Cross-medium eavesdropping…
Last year, Mark Zuckerberg, Meta’s chief executive, and Tom Alison, one of his top lieutenants, were discussing how they wanted to reshape Facebook for the future of social networking. Mr. Zuckerberg, who had grown Facebook…
Deep ultraviolet solid-state laser with a compact setup generates a vortex at 193 nm wavelength. Credit: H. Xuan (GBA branch of Aerospace Information Research Institute, Chinese Academy of Sciences) A new solid-state laser produces 193-nm…
On Jan. 18, I was one of millions of Americans scrolling through TikTok when service for the all-you-can-binge video buffet suddenly halted just before a federal government ban went into effect. It was a breathtaking…
Researchers at UT Austin have developed durable sapphire nanostructures that repel glare, dust, and fog, potentially revolutionizing phone screens, glasses, and windshields. Inspired by moth eyes and lotus leaves, the structures are both tough and…
