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.
IEEE

GSFBP: An Interpolation-Free Fast Back-Projection Algorithm With Ground Squint Coordinate for High-Squint Stripmap SAR Imaging

Abstract: The existing ground Cartesian back-projection (GCBP) algorithm is limited by its low effectiveness in spectral compression, which makes it unsuitable for processing high-squint and ...
ZDNet

Massive Aflac breach exposed millions of SSNs and other data - get free protection today

An Aflac breach impacted more than 22 million customers. Stolen were Social Security numbers and other personal data. Aflac is offering free credit monitoring and other services. Most of us probably ...