We typically love the people with whom we form relationships, but the type of love we have for our family, friends, and lovers differs. Robert Sternberg (1986) proposed that there are three components of love: intimacy, passion, and commitment. These three components form a triangle that defines multiple types of love: this is known as Sternberg’s triangular theory of love. Intimacy is the sharing of details and intimate thoughts and emotions. Passion is the physical attraction—the...

What do you think is the single most influential factor in determining with whom you become friends and whom you form romantic relationships? You might be surprised to learn that the answer is simple: the people with whom you have the most contact. This most important factor is proximity. You are more likely to be friends with people you have regular contact with. For example, there are decades of research that shows that you are more likely to become friends with people who live in your dorm,...

The need for affiliation is a fundamental human motive that drives individuals to form and maintain interpersonal relationships. This universal drive varies in intensity among individuals due to genetic predispositions and life experiences, shaping it into a relatively stable personality trait. Social inclusion enhances emotional well-being by fulfilling the need for affiliation, whereas social exclusion leads to distress, negative emotions, and cognitive impairments.Psychological and Emotional...

Companionate love is a fundamental aspect of long-term relationships, characterized by deep affection, mutual respect, and emotional intimacy. Unlike passionate love, which is driven by intense emotions and physical attraction but often declines over time, companionate love remains stable and can even strengthen with shared experiences and commitment. Psychological and biological mechanisms underpin this enduring form of love, influencing relationship longevity and satisfaction.Stability and...

Passionate love is a powerful emotional and physiological state that plays a significant role in human relationships. It is characterized by an intense longing for connection with another person and is often considered the foundation of romantic attraction. Psychological research identifies three fundamental components of passionate love: cognition, emotion, and behavior.Cognitive AspectsCognition in passionate love involves idealization and persistent thoughts about the loved one. Individuals...

As cells progress into mitosis, the nuclear envelope breaks down, and the condensed chromosomes are exposed to the array of bipolar microtubules of the mitotic spindle. The kinetochore, a large, disc-shaped protein complex, is present at the centromere region of the sister chromatids and acts as a binding site for the microtubules.  Usually, the plus-end of a single microtubule is embedded within the kinetochore. However, some kinetochores first establish lateral contact with the side-wall...