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Two Laser Pulses Steer an Electron Beam

Catwell

Illustrating showing two colored laser pulses moving an electron beam in different directions. (Image Credit: Yiming Gong/University of Michigan) University of Michigan engineers recently developed a device that uses laser light to control electron ...
- 13 Aug 2026
Wildlands Network is Tracking Pronghorn to See If Solar Projects Affect It

Catwell

A pronghorn. (Image: pixabay) Solar projects are spreading across landscapes, and researchers are investigating how wildlife adapts to them. Wildlands Network fitted 75 female pronghorns with GPS collars to understand how they move across areas with...
- 4 Aug 2026
Vision Restoration Implant Gains European Approval

Catwell

The tiny PRIMA implant helps restore lost vision. (Image Credit: Science Corporation) Brain-computer interfaces have come a long way. And now they’re being deployed in real-world healthcare, with new devices helping patients regain lost abilit...
- 28 Jul 2026
Venezuelan Residents Received an Alert When the Earthquakes Struck

Catwell

In 2020, Southern California experienced a 4.5-magnitude earthquake. Android phones were notified when the quake hit. (Image Credit: Google) Small earthquakes, which cause little to no damage, happen every day. Occasionally, stronger ones strike. Th...
- 15 Jul 2026
Last Year, Paradromics and the University of Michigan Implanted A BCI In a Research Participant

Catwell

The Connexus BCI recorded neural activity as soon as they fire. (Image Credit: University of Michigan) Elon Musk’s Neuralink has competition in the brain-computer interface (BCI) space. In collaboration with Paradromics, University of Michig...
- 10 Jul 2026
Commercial LiDAR Sensor Can Allow You to See Around Corners

Catwell

MIT researchers have turned a smartphone LiDAR sensor into a system that can see around corners. (Image Credit: Aaron Young/MIT Media Lab) One might think it’s impossible to see around corners without special equipment. But MIT researchers ha...
- 30 Jun 2026
Researchers Develop a Light-Based Chip That Processes Information

Catwell

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...
- 25 Jun 2026
Monitoring Mains Current: Experimenting with the SCT013 Current Clamp

shabaz

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...
- 17 Jun 2026
Can LEDs Influence Human Visual Performance?

Catwell

(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...
- 5 Jun 2026
Researchers Develop Tiny Memory That Improves as it Shrinks

Catwell

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...
- 12 May 2026
Maker Develops RAM In Backyard Shed

Catwell

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 ...
- 29 Apr 2026
Electronics Engineer Builds a PLFM Open-Source Radar System

Catwell

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 ...
- 22 Apr 2026
ETH Zurich Engineers Develop Small Magnets That Achieve 38 and 42 Tesla

Catwell

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...
- 25 Mar 2026
Device Twists Light, Revealing Its Handedness

Catwell

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...
- 24 Mar 2026
Denmark Installs Red Street Lights, Helping with Biodiversity

Catwell

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...
- 18 Mar 2026
Researchers Develop Water-Based Enzyme Inks, Simplifying the EBFC Manufacturing Process

Catwell

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...
- 13 Mar 2026
SWOT Spots Large Waves During Major Storms

Catwell

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 ...
- 12 Mar 2026
Transatlantic TAT-8 Fiber-Optic Cable is Being Removed from the Seabed

Catwell

(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...
- 6 Mar 2026
Researchers Create the World’s Smallest QR Code

Catwell

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...
- 25 Feb 2026
NASA Made Its Sea Level Changes Data Publicly Available

Catwell

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...
- 18 Feb 2026
Researchers Captured a Visualization of a Hydrogen Atom’s Electron Orbital

Catwell

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...
- 30 Jan 2026
How many gas sensors can be connected to an ESP32 microcontroller?

siddhatej

I am working on an Electronic Nose / gas sensing project using ESP32. I want to know how many gas sensors can be connected to ESP32 and what are the limitations.
- 21 Jan 2026
Clouds of Microplastics Discovered in China

Catwell

This diagram shows ring slices with polymer composition (C-rich, C+0-rich, C+others fractions) for atmospheric microplastics (outer) and nanoplastics (inner) groups, plastic fluxes from single events, TSP from 5-day composites (d, day). (Image...
- 20 Jan 2026
LEGO Introduces New Smart Brick at CES 2026

Catwell

LEGO unveiled the Smart Brick, set to launch later this year. (Image Credit: LEGO) The most important announcement at CES 2026 in Las Vegas, LEGO unveiled a more interactive way to play---the Smart Brick, the main piece of its upcoming Smart Play sy...
- 16 Jan 2026
Connector Design for Harsh Environments: Miniaturization, IP Ratings, and Signal Integrity

Catwell

(Image credit: Pixabay) Engineers working in industrial, automotive, marine, or outdoor systems know that connectors aren't just passive hardware; they can be a critical point of failure when environments become extreme. Dust, moisture, vibratio...
- 14 Jan 2026