Summary: Bottlenose dolphins use an “open mouth” expression, similar to a smile, during playful interactions with other dolphins. This expression is a signal of fun and playfulness, preventing misunderstandings as…
Tag: social neuroscience
Game Theory Challenged: Humans Cooperate Despite Betrayal
Summary: Humans tend to cooperate even after being betrayed, defying traditional game theory expectations. Researchers conducted online experiments using alternating and voluntary participation games, revealing that people are more tolerant…
What Makes Yawning Contagious? – Neuroscience News
Summary: Yawning is a universal behavior observed in many species, but why do we tend to yawn when someone else does? While the idea that yawning increases brain oxygenation remains…
Neural Circuitry Behind Social Group Preferences Discovered
Summary: Scientists have identified the brain circuitry that drives spiny mice to prefer larger social groups. The study shows that neural signaling from the anterior cingulate cortex (ACC) to the…
Human-Dog Brain Activity Syncs During Bonding
Summary: During social interactions, human and dog brain activity becomes synchronized, with mutual gazing and petting enhancing this connection. Over five days, synchronization between human-dog pairs increased with familiarity, suggesting…
Near Death Experiences May Strengthen Human Interconnectedness
Summary: A new study shows that out-of-body experiences (OBEs), including near-death experiences, can dramatically increase empathy and transform how individuals connect with others. Researchers suggest this may result from “ego…
Greater Knowledge May Harm Group Welfare
Summary: Increasing knowledge can lead to negative outcomes when individuals use it for self-interest rather than collective good. Researchers argue that enhanced knowledge can reduce cooperation among rational individuals, potentially…
Social Drinking Activates Dopamine and Elevates Mood
Summary: New research reveals why alcohol makes people feel happier in social settings but not when drinking alone. Using fruit flies, scientists discovered that dopamine in the brain plays a…
Study Finds Americans Have More Friends Than Previously Thought
Summary: American adults typically have more friends than recent surveys suggest, with fewer reporting no friends at all. The survey found that an average American adult has four to five…
Study Finds Faces Evolve to Match Names Over Time
Summary: A new study reveals that a person’s face tends to evolve to suit their name, demonstrating the profound impact of social expectations. The research showed that adults’ faces could…
