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.
The New York Times

19 Things You Didn’t Know Your iPhone Could Do

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Wirecutter Staff No matter how long you’ve used an iPhone, there are always ...
IEEE

Extremely Advanced Substrate as an integrated Package Solution (iPaS) for Next Generation High Performance Computing (HPC) applications

Abstract: We have developed an extremely advanced substrate using polymer aluminum electrolytic capacitor technologies, which we call integrated Package Solution, or iPaS. This technology has high ...
GitHub

A Laravel package for performance testing with the VoltTest PHP SDK. Easily create and run load tests for your Laravel applications with built-in route discovery, CSRF handling ...

This package is built on top of the VoltTest PHP SDK and provides a seamless Laravel integration layer with additional Laravel-specific features like automatic route discovery, CSRF token handling, ...
IEEE

Silicon TTV for Advanced Thermal Investigations of High Powered Lidless Package AI Silicon

Abstract: To meet the ever-increasing demands for compute and power density in the AI/ML chips, we believe that more advanced thermal test vehicles (TTVs) are needed for future silicon thermal ...