Template:Are You Sure/February 13

• ... that polymath Roger Joseph Boscovich, in his 1745 book De viribus vivis ("On living forces"), tried to find a middle way between Isaac Newton's gravitational theory and Gottfried Leibniz's metaphysical theory of monad-points, and that Boscovich proposed "impenetrability" as a property of hard bodies, explaining their behavior in terms of force rather than matter?

• ... that actor, cryptographer, and alleged time-traveller Niles Cartouchian supposedly exists as multiple individuals in simultaneous entangled quantum states, and that these individual "brothers" can apparently communicate with each other despite living in different centuries?