@Pocklib Tweet 01/03/2018 06:39 PM Tweet 01/03/2018 06:39 PM Posted by System Administrator on 01 Mar 2018 Modified by System Administrator on 13 Mar 2024 @Pocklib podcast RT @imagineUCSD: On the Into the Impossible #podcast this month: Sir Roger Penrose, on dark matter and the origin(s) of the universe (https…