May 7, 1925, saw the debut of the projection planetarium at the Deutsches Museum in Munich, Germany. The first planetarium of ...

Projection is when an individual unconsciously projects their thoughts, feelings, or behaviors onto someone else. Sigmund Freud first introduced defense mechanisms, which include projection. These are ...

Projection can undermine your sense of self. Source: Vitaly Gariev/Unsplash Lately, your partner has been coming home several hours late from work and doesn’t answer your text or call. You notice they ...