Taeyoon Choi is building a computer by hand and detailing the process in a web book. Computer logic never felt so poetic.

Do you know what a computer programmer does?SUBJECTS: Technologies YEARS: F–2, 3–4, 5–6 Do you know what a computer programmer does? Watch as some experts in the field explain. For more ...

A digital twin is to a computer model as live video is to a still photo. These virtual replicas can be used to understand and make predictions about a wide range of complex systems, including people.