Psychopaths may be capable of empathizing with others in some situations, a new study has found. When asked to empathize, a group of psychopaths appeared to show normal levels of empathy, suggesting the ability may be repressed in these individuals rather than missing entirely.

Should we treat robots sort of like animals, or strictly as tools? Researcher Kate Darling says the time has come to take these questions seriously.

A rare condition causes Joel Salinas to experience other people's emotions and sensations. Is mirror-touch synesthesia a superpower or a curse?

In today’s encore excerpt -- from Autobiography of Mark Twain: Volume 1 by Mark Twain. Samuel Clemens attempted to write his autobiography over several decades but never finished, and instructed that the draft not be made available for 100 years...