Also see Juerd's Refuting Perl 6 Myths. (A slight correction to Juerd's slides: Perl 5.10 has many Perl 6 features you can start using. These are in feature.pm.)
Learn what Perl 6 is within few, often funny words: Perl 6 Quotes. Example: Perl 6 is an extensively refactored, super-modernized, and ultra-supercharged derivative of Perl 5. Simple things will still be simple to do, but you'll have enormously more "syntactic compound leverage" and "semantic overdrive" available for tackling challenging tasks.
Often asked Questions are hopefully answered in the FAQ.