Light news and milestones

The light-dark() CSS function makes defining colour schemes tidier, but older browsers need some care. Here's how I've handled the fallbacks.

A small study found that adding broad-spectrum incandescent light to an LED-lit office improved workers' color vision.

Abstract page for arXiv paper 2609.37742: Lights, Camera, Attack: Exploiting Temporal HDR Fusion with Pulsed Light

The LEDs are connected directly to the die, which is embedded in a glass substrate.

X-ray light on demand: For the first time, its frequency can be tuned continuously - much like producing any desired pitch on a fretless guitar.

Thousands of knock-off records worth a fortune are being seized in the UK by anti-counterfeit police stings

The lamp on my office shelf glows solid red the instant my camera goes live, and turns off the second the meeting ends. Nobody has to knock and wonder. My wife, a kid, the dog-wa…

From 32% to 63% MFU serving Gemma 4 31B

Light co-founder Kaiwei Tang helped create the Motorola Razr, and he's as surprised as anyone that over 20 years later, the flip phone is relevant again.

On April 30, 2026, a 0-day in the Linux kernel was disclosed: root with a few lines of Python, and no updated kernel available yet for our Ubuntu fleet. Here is how we handled it.

American Heart Association Scientific Sessions 2025, Abstract MP2275 - Higher levels of exposure to artificial light at night were linked to increased stress-related activity in…