Why Kaggle matters: Founded in 2010 and acquired by Google in 2017, Kaggle offers competitions, datasets, and tools that help users build data science skills. Messy data’s hidden value: AI can now ...

It was a year of upheaval. Banks went bust. Companies cut hundreds of thousands of jobs. Inflation soared to levels not seen in a generation. The king of crypto was found guilty of fraud. A brutal war ...