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

An Experimental Survey of Missing Data Imputation Algorithms (Extended Abstract)

Abstract: Due to the ubiquity of missing data, data imputation has received extensive attention in the past decades. It is a well-recognized problem impacting almost all fields of scientific study.