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.
IT-Online

Data Scientist at Datonomy Solutions – Western Cape Cape Town

We are seeking a Data Scientist passionate about turning complex commercial challenges into actionable, high-impact solutions? We’re looking for someone to take the lead on our pricing and markdown ...
IEEE

SSAVI-GMM: An Automatic Algorithm for Mapping Submerged Aquatic Vegetation in Shallow Lakes Using Sentinel-1 SAR and Sentinel-2 MSI Data

Abstract: Submerged aquatic vegetation (SAV) is crucial for maintaining a clear-water state in lakes. Tracking the spatiotemporal changes in SAV is crucial for understanding the ecological evolution, ...
IEEE

Data-Driven Compensation Algorithm for Optimizing Power Quality in Interleaved Boost PFC

Abstract: Nonlinearities of inductor’s soft magnet, converter’s time-varying mode and control delays limit the grid-side power quality improvement capability of interleaved boost Power Factor ...