There are several bands, acts and projects called 'Nest' - starting with the most popular (according to Last FM statistics)
1) Nest (fi) is the musical work of Finnish musicians A. Tolonen and T. Saxell. A. Tolonen appears as guest playing 15-string kantele on the latest Shape of Despair album. The kantele is a traditional Finnish string instrument(ancient & traditional Finnish plucked string instrument of the zither family) Their extraordinary atmospheric sounds are based on Kantele,

Read more about Nest on Last.fm.