Tesla's Optimus humanoid robot impresses with household task demo but experts question its factory usefulness.

That mint-condition Optimus Prime gathering dust in your basement? It sold for $12,000. The He-Man figure you begged your parents for in 1985? Now worth up to $2,000 in original packaging. Gen X ...

Right in the heart of Buffalo, NY, there are conventions like Nickel City Comic Con and Buffalo Comicon for comic book lovers ...