Fefermans' book on Tarski available in Polish!

A contra to Putnam's 'Twin Earth'

A cool lecture video online

A new blog on philosophy in Bristol

Norton against new logics for thought experiments

A volume on thought experiments online

A neat example of an a posteriori necessity

Mereology and species

Ajdukiewicz and some other classics, online

Brian Ellis on the logic of natural kinds

Scott & Tarski consequence (basic info)