Portside

Hayden Planetarium Director Neil deGrasse Tyson explains how he helped Superman find his home planet of Krypton. 

Keith Olberman charges that public and private officials – whether intentionally or by neglect – abetted the domestic violence perpetrated by Ray Rice and should resign..

To go toe-to-toe with the NRA, we need to be bigger and louder than they are. Demand A Plan is a campaign of Everytown for Gun Safety.

Da da da dum. Three short, one long. Gerard Schwarz takes us inside Beethoven's brilliant improvisations on the most famous short theme in all of music.

Fast food workers in more than 100 cities stage strikes and civil disobedience actions, with more than 400 arrests. Chris Hayes reports. 

All of life's hopes and aggravations contained in that eight hour stretch when you don't belong to yourself