TurboTax, H&R Block, TaxSlayer, and TaxAct — comparing features, pricing and ease of use to help you find the best filing program for your needs.

New software from Tenna Systems maps out the interference landscape by assembling telemetry data from existing radios, and allows jammers to be avoided — or targeted.

Discover how Merkle roots ensure data integrity in blockchain transactions and reduce verification time. Learn their role in ...

Plenty of our childhoods had at least one math teacher who made the (ultimately erroneous) claim that we needed to learn to do math because we wouldn’t always have a calculator in our ...

Calculate whether the low-price basic economy fare is worth the hassle of less cancellation flexibility. Many or all of the products on this page are from partners who compensate us when you click to ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...