Speaking at the same meeting, Derrick Taff, a social scientist at Pennsylvania State University, described preliminary experiments which suggest that listening to recordings from national parks, of waterfalls, birdsong and wind, helped people recover from stressful events.

Speaking at the same meeting, Derrick Taff, a social scientist at Pennsylvania State University, said that listening to recordings from national parks, of waterfalls, birdsong and wind, helped people feel less stressed.
