Students return to campus in January 2022 after a few weeks of online learning owing to a COVID-19 surge at University of California, Irvine. Jeff Gritchen—MediaNews Group/Orange County Register/Getty Images Big data has been a buzzword for several years, but the need to understand what it means is both a […]

Visitors browse at the display of Expedia during the International Tourism Trade Fair in Berlin. Fabrizio Bensch | Retuers Geopolitical tensions, the prospect of Federal Reserve rate hikes and inflation fears have roiled the stock market and left investors unsettled. The major indexes have just notched a second consecutive week […]

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