That’s what the first-ever comic book featuring Superman cost when it came out. Ten cents. That exact same comic book just sold for 15 million dollars. If my math is correct, that’s more than double.

High-profile comic books continue to go up in value as major adaptations of the characters make their way to the big screen ...

A comic book in which Superman made his first appearance has just sold at auction for a record-breaking amount. A copy of the original "Action Comics" No. 1 from 1938 sold for $6 million, according to ...

A rare Superman comic book stolen from Nicolas Cage’s home has set a record for the most expensive comic book ever sold. Industry experts say the high-profile theft helped the comic "skyrocket" in ...

Imagine finding an old object in a cardboard box in a family member’s attic and instantly becoming a millionaire. No, it wasn’t a rare gem or a string of diamonds—it was a comic book from 1939, ...

Add Yahoo as a preferred source to see more of our stories on Google. 10 cents. That’s what the first-ever comic book featuring Superman cost when it came out. Ten cents. That exact same comic book ...