Some prolific serial killers almost certainly die before they can be caught. Now a new statistical analysis reveals just how many evade justice in this way. ...read more
Climate-change deniers often exploit confusion about these terms to muddy the waters about the science of global warming. Here’s what you need to know. ...read more
People often find it difficult to dispose of everyday objects after a loved one’s death. Similar feelings may explain items buried in the walls of Iron Age homes. ...read more