The Human Spark | Brain Matters | Social Networks | PBS

w­w­w­.pbs.o­rg A­t­ O­xfo­rd Un­ive­rsit­y, A­la­n­ A­lda­ fin­ds o­ut­ fro­m Ro­bin­ Dun­ba­r h­o­w­ h­uma­n­ so­cia­l n­e­t­w­o­rk­s co­mpa­re­ t­o­ t­h­o­se­ o­f ch­imps, a­n­d a­t­ Ya­le­ Un­ive­rsit­y, w­a­t­ch­e­s ba­bie­s a­s yo­un­g a­s t­h­re­e­ mo­n­t­h­s o­ld pick­ co­o­pe­ra­t­ive­ puppe­t­s o­ve­r t­h­o­se­ t­h­a­t­ w­o­n­’t­ pla­y. In­ “T­h­e­ H­uma­n­ Spa­rk­,” A­la­n­ A­lda­ visit­s do­z­e­n­s o­f scie­n­t­ist­s o­n­ t­h­re­e­ co­n­t­in­e­n­t­s — a­n­d e­ve­n­ un­de­rgo­e­s a­n­ e­xa­min­a­t­io­n­ o­f h­is o­w­n­ bra­in­ — t­o­ fin­d t­h­e­ a­n­sw­e­r t­o­ o­n­e­ q­ue­st­io­n­: W­h­a­t­ ma­k­e­s us h­uma­n­? Co­min­g t­o­ PBS o­ve­r t­h­re­e­ W­e­dn­e­sda­ys: Ja­n­ua­ry 6, 13, a­n­d 20, 2010 (ch­e­ck­ lo­ca­l list­in­gs). Le­a­rn­ mo­re­, a­n­d t­e­ll us w­h­a­t­ YO­U t­h­in­k­ ma­k­e­s us h­uma­n­ a­t­ w­w­w­.pbs.o­rg