Jeff Carlson writes about mobile technology for CNET. He is also the author of dozens of how-to books covering a wide spectrum ranging from Apple devices and cameras to photo editing software and ...

Using data analytics – and, ironically, some artificial intelligence – a team at Cornell University has mapped the environmental impact of AI by state. They published their results in the journal ...

The key is to balance offense and defense. by Leandro DalleMule and Thomas H. Davenport More than ever, the ability to manage torrents of data is critical to a company’s success. But even with the ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Betsy began her career in international finance and it has since grown into a comprehensive ...

RIGHT JOIN (or RIGHT OUTER JOIN): It’s the opposite of a LEFT JOIN. It keeps all rows from the right table and matches from the left. Less common than LEFT JOIN, but good to know it exists.