YouTuber Designs Cooling System for 1.5 kW LED, Creates Small Artificial Sun

If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.
IEEE

Single-Transistor Impedance Matching Circuit for Over-Hundred-Octave Active Antennas

Abstract: In this article, a novel active impedance matching circuit with a single transistor is studied for antennas to cover over a hundred-octave bandwidth. In the proposed matching circuit, only ...

Most lab testing quietly inflates 2D transistor performance, research reveals

For nearly two decades, two-dimensional (2D) semiconductors have been studied as a complement or possible successor to silicon transistors, promising smaller, faster and more energy-efficient ...

InN thin films show transient Pauli blocking for broadband ultrafast optical switching

Recent decades have witnessed rapid advancements in high-intensity laser technology. The combination of laser irradiation and novel materials is opening exciting avenues for the design of functional ...
Interesting Engineering

China claims to develop world’s smallest and most energy-efficient transistor

Scientists in China have developed the world's smallest and most efficient transistor that could help build efficient data ...
University of Chicago News

UChicago scientists find better way to make infrared light—using quantum dots

The new method, which uses quantum dots, performs as well as or better than current infrared light sources while being much ...
The New York Times

Big 12 tournament basketball games to be played on LED floor, designs can change in real time

The court is described as meeting the “standards of modern hardwood courts,” just with “integrated LED technology beneath the playing surface.” Photo courtesy Big 12 / ASB GlassFloor Big 12 ...
CNN

I’ve had the viral Shark CryoGlow LED Mask for over a year. Here’s why it’s the only one I’ll ever use

LED masks seem to be the “it” skin care device of the moment. In general, they’ve been shown to stimulate skin’s collagen and elastin production using specific wavelengths of light, which correlate to ...
Smithsonian Magazine

A Cow Named Veronika Can Scratch Her Back With a Broom. Watch the Video That Scientists Are Calling the First Documented Evidence of Cattle Using Tools

Around ten years ago, an organic farmer and baker in a small Austrian town noticed that his pet cow would use sticks to scratch herself. The cow, named Veronika, also appeared to refine her technique ...
PE Hub

GP-led single-asset CVs used for ‘high-quality trophy assets,’ says Pantheon’s Amyn Hassanally

Secondaries soared in 2025, with GP-led single-asset CVs an increasingly popular strategy. PE Hub asked Amyn Hassanally, a partner and global head of private equity secondaries at Pantheon, if the ...
News Medical

First human 'lung-on-chip' model developed using stem cells from a single donor

Researchers at the Francis Crick Institute and AlveoliX have developed the first human 'lung-on-chip' model using stem cells taken from only one person. These chips simulate breathing motions and lung ...
Hosted on MSN

Single mom inspiring DIY tiny home #tinyhouse

Explore this 1-minute DIY tiny house tour of a building code-compliant tiny home built on a foundation by Lupe, a single mother. Over four years, she constructed her home for $30k on family land. Her ...