News
This Former Physicist Helps Keep the Internet Secure
1+ hour, 57+ min ago (666+ words) Serendipity led Alan DeKok to a career in network security When Alan DeKok began a side project in network security, he didn't expect to start a 27-year career. In fact, he didn't initially set out to work in computing at…...
Bulk RRAM Could Be AI’s Memory Wall Solution
1+ week, 7+ hour ago (697+ words) An 8-layer stack of bulk RRAM runs a continually-learning neural network In UCSD's 3D-stacked bulk RRAM, each cell can hold a 6-bit value. The hunt is on for anything that can surmount AI's perennial memory wall'even quick models are bogged…...
How Will the Tech Industry Handle the DRAM Shortage?
1+ week, 12+ hour ago (947+ words) Despite new fabs and new technology, prices will stay high Samuel K. Moore is IEEE Spectrum's semiconductor editor. SK Hynix's 12-layer HBM4 memory chips on display at the SK AI Summit in Seoul, South Korea, on 3 November 2025. The largest AI hardware companies…...
Material's Printed Batteries Put Power in Every Nook and Cranny
1+ week, 6+ day ago (572+ words) The February issue of IEEE Spectrum is here! Former F1 engineer prints batteries to fit almost anywhere Drones have plenty of structural elements that could be filled with printed batteries rather than attaching today's blocky cubes or cylinders. "Things are shrinking,…...
Nvidia’s Vera Rubin Architecture Thrives on Networking
1+ mon, 6+ day ago (455+ words) Some computations happen while data is en route Dina Genkina is the computing and hardware editor at IEEE Spectrum NVIDIA DGX Vera Rubin NVL72 The usual suspect for improved performance is the GPU. Indeed, the new Rubin GPU boasts 50 quadrillion floating-point…...
IEEE Spectrum's Top Consumer Tech Stories of 2025
1+ mon, 2+ week ago (767+ words) E-ink displays, vapor-cooled iPhones, smart glasses, and more Gwendolyn Rak is an assistant editor at IEEE Spectrum covering consumer electronics and careers. In 2025, many of IEEE Spectrum's top consumer electronics stories were about about creating the experience you want with…...
Smartphones Can Now See Beyond RGB With Simple Card Trick
4+ mon, 3+ week ago (135+ words) Charles Q. Choi is a contributing editor for IEEE Spectrum. Using a smartphone camera and a spectral color chart, researchers can image the transmission spectrum of high-end whiskey, thus determining its authenticity. Semin Kwon/Purdue University "In short, this technique could…...
Why JPEG Became the Web's Favorite Image Format
7+ mon, 3+ week ago (1110+ words) For roughly three decades, the JPEG has been the World Wide Web's primary image format. But it wasn't the one the Web started with. In fact, the first mainstream graphical browser, NCSA Mosaic, didn't initially support inline JPEG files'just inline…...