Summary: What shape is a comet? Would you have guessed "rubber duck? Dr. Dan Riskin (<a href="https://twitter.com/riskindan" target="_blank">@riskindan</a>), Host of Science Channel's (<a href="https://twitter.com/sciencechannel" target="_blank">@sciencechannel</a>) "<a href="http://www.sciencechannel.com/tv-shows/death-on-a-comet-the-rosetta-mission/death-on-a-comet-the-rosetta-mission-about/" target="_blank">Death on a Comet</a>", joins us to discuss all the new data they've been discovering from the Rosetta Probe.
