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

GuardianML: Anatomy of Privacy-Preserving Machine Learning Techniques and Frameworks

Abstract: Machine learning has become integral to our lives, finding applications in nearly every aspect of our daily routines. However, using personal information in machine learning applications has ...
IEEE

A Comprehensive Review of Cryptographic Techniques in Federated Learning for Secure Data Sharing and Applications

Abstract: The demand for secure data sharing is growing fast in sensitive domains like healthcare, finance, and IoT. Federated Learning (FL) introduces a decentralised machine learning paradigm ...
Morning Overview on MSN

Different AI models are converging on how they encode reality

Artificial intelligence systems that look nothing alike on the surface are starting to behave as if they share a common ...
Interesting Engineering

China’s record-breaking hypergravity machine compresses space, time from century to days

China has broken its own record in hypergravity research after completing construction of its multi-tonne centrifuge that can compress space and time. CHIEF1900, built by Shanghai Electric Nuclear ...