•
Inclusion bodies, nuclear or cytoplasmic aggregates of stainable substances, usually proteins •
Ion beam, a type of charged particle beam • I b or I-b, a subtype of Type I supernova; see
Type Ib and Ic supernovae • IB printing, a
Technicolor concept
Computing •
Imageboard, a type of Internet forum that focuses on posting images •
InfiniBand, a type of computer network technology •
Infinite baffle, in loudspeaker enclosure design •
Information behavior, a subdiscipline within the field of library and information science •
Interface Builder, a user interface design application on Mac OS X that is part of Xcode •
Invision Power Board, Internet forum software written in PHP
Medicine and related •
Ibuprofen, a non-steroidal anti-inflammatory drug •
Investigator's brochure, a document summarizing pharmacological information about an investigational product •
Isobuscaline, a psychedelic drug == Places ==