Information technology (IT) is the use of computer systems or devices to access, store, manage, and protect information. It is a field of expertise that includes a wide range of subfields and ...

When we define technology in computer systems, it means using computers and related tools to handle information. This includes storing it, moving it around, and making sure it’s safe. IT is made up of ...

How did a little-known Chinese start-up cause the markets and U.S. tech giants to quake? Here’s what to know. By Cade Metz Reporting from San Francisco Tech stocks tumbled. Giant companies like Meta ...