Blog

Researchers Develop a Light-Based Chip That Processes Information

Catwell — Thu, 25 Jun 2026 07:11:00 GMT

Artist’s impression of a photonic valleytronic chip that processes information. (Image Credit: Chi Linn) Monash University researchers recently developed a tiny circuit that generates light signals, precisely routes them, and turns them into e...(read more)

Monitoring Mains Current: Experimenting with the SCT013 Current Clamp

shabaz — Wed, 17 Jun 2026 18:45:02 GMT

Table of Contents Introduction What Is It? Sensitivity Testbed ‘Scope Traces Example ADC Circuit Summary Introduction The SCT013 (sometimes called SCT-013) is popular in a lot of home automation projects, for monitoring the current consu...(read more)

Can LEDs Influence Human Visual Performance?

Catwell — Fri, 05 Jun 2026 16:06:15 GMT

(Image Credit: BrianPenny/pixabay) University College London (UCL) researchers looked into whether LED lights limited spectral range negatively affects vision. They compared LED office lighting with broader-spectrum incandescent lighting, with infra...(read more)

Researchers Develop Tiny Memory That Improves as it Shrinks

Catwell — Tue, 12 May 2026 19:40:21 GMT

Rendering of the 25-nanometer wide FTJ developed by Science Tokyo. (Image Credit: Yutaka Majima of the Royal Society of Chemistry) Engineers at Science Tokyo developed a 25-nanometer-wide ferroelectric tunnel junction (FTJ) memory that improves perf...(read more)

Maker Develops RAM In Backyard Shed

Catwell — Wed, 29 Apr 2026 07:08:14 GMT

RAM. (Image Credit: PublicDomainPictures/pixabay) I’d love to upgrade to DDR5 ram someday, I was just looking at those prices. I think we all know, RAM prices are crazy high due to the AI demand soaking up the memory supply. And there may not ...(read more)

Electronics Engineer Builds a PLFM Open-Source Radar System

Catwell — Wed, 22 Apr 2026 20:03:29 GMT

Nawfal built an affordable and accessible radar system that operates at 10.5 GHz. (Image Credit: Nawfal Motii) Morocco-based electronics engineer Nawfal developed an affordable, open-source AERIS-10 radar system that combines SDR hardware with ...(read more)

ETH Zurich Engineers Develop Small Magnets That Achieve 38 and 42 Tesla

Catwell — Wed, 25 Mar 2026 19:52:32 GMT

Schematic diagram showing the coils for the magnets. (Image Credit: Science Advances (2026). DOI: 10.1126/sciadv.adz5826.) High-field magnets, especially those for Nuclear Magnetic Resonance (NMR) or particle accelerators, are massive, sometimes bui...(read more)

Device Twists Light, Revealing Its Handedness

Catwell — Tue, 24 Mar 2026 20:03:36 GMT

Harvard researchers developed a device that differentiates the left-or-right handedness of light. (Image Credit: Mazur group at Harvard SEAS) Researchers at Harvard’s John A. Paulson School of Engineering and Applied Sciences (SEAS) recently d...(read more)

Denmark Installs Red Street Lights, Helping with Biodiversity

Catwell — Wed, 18 Mar 2026 19:16:33 GMT

Denmark installed red LEDs in 2022 to help with biodiversity. (Image Credit: Light Bureau) Engineers design things for interaction, for humans. HMI, GUI, touchscreen, simple buttons and switches. We interpret the world back to us. But, what if we di...(read more)

Researchers Develop Water-Based Enzyme Inks, Simplifying the EBFC Manufacturing Process

Catwell — Fri, 13 Mar 2026 19:46:33 GMT

Example of a skin patch health monitor. (Image Credit: Bing Image Creator) Wearable biosensors are quickly evolving, with smaller devices like flexible skin patches continuously monitoring physiological signals. These analyze sweat to measure metabo...(read more)

SWOT Spots Large Waves During Major Storms

Catwell — Thu, 12 Mar 2026 14:15:44 GMT

Storm Eddie produced an ocean wave that reached 19.7 meters tall. (Image Credit: ESA/Planetary Visions) Ocean waves that grow to over twenty meters could threaten maritime safety, offshore infrastructure, and coastal communities. However, measuring ...(read more)

Transatlantic TAT-8 Fiber-Optic Cable is Being Removed from the Seabed

Catwell — Fri, 06 Mar 2026 20:53:18 GMT

(Image Credit: pixabay) For over twenty years, the Trans-Atlantic Telephone 8 (TAT-8) cable sat on the ocean floor in its out-of-operational-use state. Now, SubSea Environmental Services is pulling it from the seabed close to Portugal. The world&rsq...(read more)

Researchers Create the World’s Smallest QR Code

Catwell — Wed, 25 Feb 2026 08:42:32 GMT

The smallest QR code is 1.98 square micrometers and can only be seen under an electron microscope. (Image Credit: TU Wien) TU Wien recently collaborated with Cerabyte, a data storage company, to create the smallest QR code measuring just 1.98 square...(read more)

NASA Made Its Sea Level Changes Data Publicly Available

Catwell — Wed, 18 Feb 2026 20:37:18 GMT

NASA’s reference grid of sea surface height anomalies. (Image Credit: NASA) For over three decades, NASA has been using Sea Surface Height (SSH) products derived from satellite altimetry (TOPEX/Poseidon, Jason series, and Sentintel-6) to track...(read more)

Researchers Captured a Visualization of a Hydrogen Atom’s Electron Orbital

Catwell — Fri, 30 Jan 2026 20:54:58 GMT

These images demonstrate on-resonance tunneling ionization through the Coulomb potential, with non-resonant ionization shown in A) and C). Meanwhile, B) shows resonant ionization producing a two-node wave function pattern. (Image Credit: Stodolna et...(read more)