The year 1601 CE in science and technology included many events, some of which are listed below.
Computer science
January 1 – Retrospectively the epoch reference date from which ANSI dates are counted in COBOL and other computer languages, and the base of Windows FILETIME timestamps which are stored as a 63 bit counter, whose last valid timestamp is 30828/9/14 02:48:05.4775807.[1][2]
Giulio Cesare Casseri publishes a treatise on the anatomy of the vocal and auditory organs Latin: De vocis auditusque organis historia anatomica in Ferrara.