Breathe easy: how breath can reveal crowd behaviour
The cover story this month reveals the fascinating new field of “crowd breath research”, which can shed light on how cinema audiences react during the changing scenes in a movie. The issue also shows how to do crystallography without crystals, explains how first data from the Gaia spacecraft could revolutionize astronomy, and contains Robert P Crease’s Critical Point column on why science denial is one of the most important issues in the US presidential campaign.
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