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Why Li-Fi Might be Better than Wi-Fi

10 Δεκεμβρίου 2023 by paulkokos

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The recent adoption of IEEE 802.11bb has launched light fidelity, or Li-Fi, which opened the door into an era of wireless communication for advanced Wi-Fi technologies. Li-Fi enables Wi-Fi to use light waves instead of radio waves to transmit and receive data.IEEE 802.11bb defines the rules for how Li-Fi devices…

Video Friday: Floppybot

9 Δεκεμβρίου 2023 by paulkokos

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Your weekly selection of awesome robot videosVideo Friday is your weekly selection of awesome robotics videos, collected by your friends at IEEE Spectrum robotics. We also post a weekly calendar of upcoming robotics events for the next few months. Please send us your events for inclusion.Humanoids 2023: 12–14 December 2023,…

Self-Driven “Vine” Seeks Light and Heat

8 Δεκεμβρίου 2023 by paulkokos

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This article is part of our exclusive IEEE Journal Watch series in partnership with IEEE Xplore.Thanks to eons of evolution, vines have the ability to seek out light sources, growing in the direction that will optimize their chances of absorbing sunlight and thriving. Now, researchers have succeeded in creating a…

Drones Deliver Defibrillators Faster Than Ambulances

7 Δεκεμβρίου 2023 by paulkokos

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Every minute counts when someone suffers a cardiac arrest. New research suggests that drones equipped with equipment to automatically restart someone’s heart could help get life-saving care to people much faster. If your heart stops beating outside of a hospital, your chance of survival is typically less than 10 percent.…

The Coming Boom in Rare Earths

7 Δεκεμβρίου 2023 by paulkokos

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It would be an overstatement to say that the modern world runs on rare-earth elements. But as overstatements go, that one has more than a grain of truth.Because of their unique luminescent, electrochemical, and magnetocrystalline properties, rare-earth elements are essential to some of the most important and fastest-growing tech-based industries.…

When Waters Rise, Satellites Now Lag

7 Δεκεμβρίου 2023 by paulkokos

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This article is part of our exclusive IEEE Journal Watch series in partnership with IEEE Xplore. During the summer of 2020, China’s second-largest freshwater body of water—Dongting Lake—experienced unprecedented levels of flooding, the likes of which had not been seen over the previous two decades. As a result of unusually…

AMD’s Next GPU Is a 3D-Integrated Superchip

6 Δεκεμβρίου 2023 by paulkokos

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AMD lifted the hood on its next AI accelerator chip, the Instinct MI300, at the AMD Advancing AI event today, and it’s an unprecedented feat of 3D integration. MI300, a version of which will power the El Capitan supercomputer, is a layer-cake of computing, memory, and communication that’s three slices…

Boosting Laser Power Will Help Them Blast Drones

6 Δεκεμβρίου 2023 by paulkokos

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Ray guns that can blast drones are among the many potential applications envisioned for so-called fiber lasers. Now scientists have discovered a way to boost the power of these lasers by roughly an order of magnitude while preserving high beam quality, a new study finds.Fiber lasers get their name from…

ANYmal’s Wheel-Hand-Leg-Arms Open Doors Playfully

2 Δεκεμβρίου 2023 by paulkokos

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The tricked out version of the ANYmal quadruped, as customized by Zürich-based Swiss-Mile, just keeps getting better and better. Starting with a commercial quadruped, adding powered wheels made the robot fast and efficient, while still allowing it to handle curbs and stairs. A few years ago, the robot learned how…

IBM Offers Quantum Error Suppression Out Of The Box

2 Δεκεμβρίου 2023 by paulkokos

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The error-prone nature of today’s quantum computers can make doing any useful computation on them a major headache. IBM has announced that, as of this past week, they have integrated error suppression technology from Q-CTRL into IBM cloud quantum services, letting users slash error rates by simply flicking a switch.…

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