In Silico is the second full-length studio album by Australian band Pendulum, released in Australia and Europe on 12 May 2008 by Warner Music UK, and in America on 13 May 2008 by Atlantic. The album represents a change in sound from the band's debut album Hold Your Colour, away from drum and bass, incorporating more rock and electronic influences. The album peaked at number two on the UK Albums Chart on 18 May 2008. Releases from the album include "Granite", "Propane Nightmares", "The Other Side" and "Showdown". Mini discs of the song "The Tempest" were thrown out to the audience of the "Project Rev" live show.