The best free AI courses and certificates for upskilling in 2026 - and I've tried them all

I've worked with AI for decades and have a master's degree in education. Here are the top free AI courses online that I recommend - and why.

AI videos of child sexual abuse surged to record highs in 2025, new report finds

Analysts from the U.K.-based group the Internet Watch Foundation detected 3,440 AI videos of child sexual abuse last year, a ...

There are a surprising number of programs designed to randomly kill processes on your computer until it crashes—or you wimp out

Process roulette is the name of the game. For reasons unbeknownst to mankind, there are a surprising number of applications ...
IEEE

LETRNG—A Lightweight and Efficient True Random Number Generator for GNU/Linux Systems

Abstract: Unpredictable and irreproducible digital keys are required to modulate security-related information in secure communication systems. True random number generators (TRNGs) rather than ...
IEEE

A High-Speed True Random Number Generator Based on Unified Selector-RRAM

Abstract: In this letter, we propose and experimentally demonstrate a high-speed true random number generator (TRNG) by exploiting the probabilistic delay time of threshold switching (TS) in a unified ...