Messenger

Biology and chemistry

• Chemical messenger, such as a hormone or neurotransmitter, a molecule used for cellular signalling
• Messenger RNA (mRNA), RNA that carries information from DNA to the ribosome sites of protein synthesis in a cell

Electronics and computing

• Instant messenger, a tool for online text communication
• Windows Live Messenger, the client for said service, formerly named MSN Messenger

Space exploration

• MESSENGER, a NASA probe to Mercury launched in 2004

• The Messenger, a 2001 fantasy novel by Douglas Niles

• "Messenger", an episode of Power Rangers SPD
• The Messenger, a 1986 movie directed by Fred Williamson
• Messengers, a 2004 drama movie starring Michele Hicks

• The Messenger, piano composition by Valentyn Sylvestrov

Songs

• "The Messenger", by Domine on their 2007 album Ancient Spirit Rising
• "The Messenger", by Linkin Park on their 2010 album A Thousand Suns
• "The Messenger", by Patrick Wolf on his 2009 album The Bachelor
• "Messenger", by Blonde Redhead on their 2004 album Misery Is a Butterfly
• "Messenger", by Paul McCartney on his 1997 album Standing Stone

• Apostle (Islam), a messenger sent by the God
• Messenger bag, a type of bag often used by bicycle messengers
• Messenger Feast, a celebration of the Inupiaq and Yup'ik peoples of Alaska

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