The best free AI courses and certificates for upskilling in 2025 - 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 ...
Opinion

Where does human thinking end and AI begin? An AI authorship protocol aims to show the difference

Students – and all manner of professionals – are tempted to outsource their thinking to AI, which threatens to undermine learning and credibility. A philosophy professor offers a solution.
SCNow

Banks and retailers run short on pennies as the US Mint stops making them

The U.S. Mint is discontinuing the Lincoln Penny, a staple of the American economy since 1909, due to the high cost of ...