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Taking a ride down memory lane. Photograph: imageBROKER/Alamy
The long-running series in which readers answer other readers’ questions on subjects ranging from trivial flights of fancy to profound scientific and philosophical concepts
Why do we feel nostalgia? And why do some things trigger it more than others? Jules, Fife
Post your answers (and new questions) below or send them to [email protected]. A selection will be published next Sunday.
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