July 8, 2013 Summer is prime time for recreational reading. Commentator Tania Lombrozo considers what your summer reading reveals about your personality. Are you an open book?
May 9, 2013 Scientists used to think that identical twins turned out differently because they were treated differently by friends, teachers or their parents. A study of mice supports the idea that small changes in behavior can lead to larger ones and eventually even resculpt brains in different ways.