In some of the most emotionally wrenching times of their lives, millions of dying and bereaved Americans are receiving great comfort from total strangers online.

A detailed look at how children and young adults have incorporated the Internet into their lives, with a focus on family and friend relationships, and fervor with which adolescents use instant messaging technology.

Americans are deeply worried about criminal activity online, and these concerns may be a factor in the public's support of the right of the FBI and other law enforcement agencies to intercept criminal suspects' email.