His latest major body of work, Some Kinds of Duration 2011, was presented at Artspace, Sydney, in 2011 and Centre for Contemporary Photography, Melbourne, in 2012. Other solo exhibitions include Let's Talk about the Weather, Y3K, Melbourne, 2011; Nauru, notes from a cretaceous world, Sutton Gallery, Melbourne, 2010; Between a Rock and a Hard Place, Art Gallery of New South Wales, Sydney, 2009; andThe Colony, Gertrude Contemporary Art Spaces, Melbourne, 2005. Selected group exhibitions include Talking Pictures, Artspace, Sydney, 2011; Before & After Science, 2010 Adelaide Biennial of Australian Art, Art Gallery of South Australia; Stick It! Collage in Australian Art, The Ian Potter Center: National Gallery of Victoria, Melbourne, 2010; Lucky Number Seven, SITE International Biennial, SITE Santa Fe, USA, 2008; The Shadow Cabinet, the second phase of Master Humphrey's Clock, de Appel Arts Centre, Amsterdam, The Netherlands; Adventures with Form in Space, The Fourth Balnaves Foundation Sculpture Project, Art Gallery of New South Wales, 2006; Uncanny Nature, Australian Centre for Contemporary Art, Melbourne, 2006; 2004: Australian Culture Now, The Ian Potter Centre: National Gallery of Victoria; and Primavera, Museum of Contemporary Art, Sydney, 2004.
Mangan has been awarded numerous international residencies, including Recollets Artist Residency, Paris, in 2011 and the Australia Council's New York Green Street Residency in 2006. In 2007 he was a recipient of the Anne and Gordon Samstag International Visual Arts Scholarship, resulting in post graduate studies at Universität der Künste in Berlin, Germany. Nicholas Mangan: Notes from a Cretaceous World was published by The Narrows in association with Sutton Gallery in 2010. The publication documents and discusses four major works: The Colony 2005, The Mutant Message 2006, A1 Southwest Stone 2008 and Nauru, Notes from a Cretaceous World 2010.