The Torchwood Institute is a fictional organization from the Doctor Who universe, created by Russell T Davies. It was established in the early 20th century to investigate and combat extraterrestrial threats to Earth. The institute operates in secrecy and is known for its advanced technology and unconventional methods. The most notable branch of the Torchwood Institute is located in Cardiff, Wales, where it is led by Captain Jack Harkness. The organization often deals with alien artifacts and beings, striving to protect humanity from dangers beyond their understanding.