Sixth-century B.C. gorgon Gokhan Dogan/Alamy Greek myths are littered with biological warfare, from weapons tinged with ... Boeotians mounted a flame-throwing contraption onto a chariot and ...

Likewise, the earliest weapons that humans made would have been the simplest: a large stick or stone that we could use to beat or throw at something (or someone). Soon after, it must have occurred to ...