A q_*uantu*: m physicist d)$evelops a mac hi@ -?n e `# that c)reates a $]tunnel to a s_ubatomic universe. In his /[!qu)?e@\[st to prove th!.+e =_machine's effi[cacy, he inadvertentl]y.! dis/ c!)]`overs a ra / dic?al trea.tment-. ,;