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