Investigation or Investigations may refer to:
Law enforcement Investigation, the work of a detective Investigation, the work of a private investigator Investigation, the work of an insurance adjuster Investigation, to identify the cause of an explosion Investigation, to identify the cause of a traffic collision, railway accident, airplane crash, or other transportation accident Criminal investigation, the study of facts, used to identify, locate and prove the guilt or innocence of an accused person or organization Criminal investigation department, the branch of British Police force to which plainclothes detectives belong Federal Bureau of Investigation, the primary investigative arm of the US Department of Justice Fire investigation, analysis of fire-related incidents and to determine if arson was involved Tax investigation
Medicine Clinical trial, an investigation conducted to collect data for new drugs or devices Investigational New Drug, a category in a USFDA program Outbreak Investigation
Science and maths Forensic science investigation, in fields such as accounting, science, engineering and information technology Investigations in Numbers, Data, and Space, a K-5 mathematics curriculum
Arts, entertainment, and media Literature The Investigation, a 1959 book by Stanisław Lem The Investigation (play), a 1965 play by Peter Weiss
Television "Investigations" (Star Trek: Voyager), an episode of the television series Star Trek: Voyager Investigation (TV channel), a Canadian French-language specialty channel The Investigation (TV series), a 2020 six-part Danish TV series Investigation Discovery, a digital cable channel
Other uses in arts, entertainment, and media "Investigations", a 2009 song by Kevin MacLeod Investigate (magazine), a New Zealand current affairs magazine Investigation (film), a 2006 Bulgarian drama Investigative journalism, the practice of in-depth reporting or analysis Temporal Investigations, an agency of the government of the United Federation of Planets in the fictional universe of Star Trek
See also
Background investigation, an investigation into an individual's past Congressional investigation, an inquiry run by a congressional committee Discovery (observation), the act of detecting something new, or something "old" that had been unrecognized as meaningful Examination (disambiguation) Forensic science, in fields such as accounting, science, engineering and information technology Investigator (disambiguation) Research