A comic found in an attic could become the most valuable ever. A pristine copy of the first Superman comic could fetch over $6 million after three brothers found it stored in their late mother’s home.

An original copy of the first edition of the first "Superman" comic from 1939 — which had been lying undiscovered in an attic for decades — was sold at auction on Thursday for more than $9 million, ...

A copy of the first Superman issue, unearthed by three brothers cleaning out their late mother’s attic, netted $9.12 million this month at a Texas auction house which says it is the most expensive ...