Today most autopsies only look at stomach contents to get a vague idea of how long it’s been since a victim’s last meal. It’s rare that the deceased was such a terrible chewer that foods can be identified with the naked eye. But forensic botanists and co-authors of the book Forensic Plant Science, Jane Bock and David Norris, have proven that looking at stomach contents under a microscope can be an important tool in solving a crime—even if it is only just starting to catch on.