With a 4k1 collector resistor and 16mA drive into the led, the chosen (read ‘cheapest on ebay’) 6N135 is supposed to beat 1.5μs for both turn on and turn off, with typical figures of 90ns and 800ns.

Using single-cell RNA sequencing and genetic screening, the researchers identified key surface proteins that mediate ...

Cheng Lyu is the winner of the 2025 Eppendorf & Science Prize for Neurobiology for her work in understanding how neural circuits assemble with such ...

Aaron Rodgers completed 24 of his 32 passes under 10 air yards for 191 yards and a touchdown against the Colts. Rodgers ...

In modern homes, apartments, and offices, multiple entrance doors are common. Traditionally, each door requires a separate doorbell, which increases cost and ...

Liquid metal controlled by low voltage reversibly switches color and infrared response in nanoscale surfaces, enabling low power reflective displays, sensors, and optical security features.

This DIY AI Vision Assistant Camera captures images, performs AI-based recognition, OCR, translation, and summarisation — combining embedded hardware with cloud-based intelligence.

The post examines reverse-phase dimming, also known as trailing-edge dimming, commonly used in modern lighting systems.

Researchers have created a small bone 3D printing tool, which allows a doctor to “draw” biodegradable implants directly ...

The FIMAP Lab's smart knee brace. 2025 EPFL/Hugo Masson CC BY SA EPFL researchers have engineered a fiber-based electronic ...

A promising breakthrough in autoimmune disease research may open the door to safer and more effective treatments. Scientists ...

A buck converter designed to help meet functional safety standards reduces the amount of necessary functional safety ...