From uw_icecube https://twitter.com/uw_icecube on Twitter: IceCube Masterclass 2018 registration is open! The fifth edition of this program will have nineteen IceCube institutions host a session in March. For exact dates and more info check out: https://t.co/F7ZtIrwqzI https://twitter.com/uw_icecube/status/944282577711566848/photo/1 https://chirp.cooleysekula.net/attachment/46118