Mysterious Mars News

Hank brings us news from planets all around the solar system: Mars, Mercury, and even planet Earth have been in the news lately. A retraction from NASA about the Curiosity mission; the discovery of water and organic material in craters on Mercury; bad news for Earth's climate and good news about mRNA flu vaccines for the future.Like SciShow: http://www.facebook.com/scishowFollow Scishow: http://www.twitter.com/scishowCrash Course: Biology episode on The Immune System: http://www.youtube.com/watch?v=CeVtPDjJBPUCrash Course: Biology episode on DNA Transcription and Translation: http://www.youtube.com/watch?v=itsb2SqR-R0References and image licenses for this episode can be found in the Google document here: http://dft.ba/-35MH