Hank breaks the news to you about your brain on football, the reality behind the latest moon-base plan, and an epic win -- and fail -- in the animal kingdom.

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Sources:
http://www.wired.com/playbook/2011/02/duerson-suicide-brain-study/
http://www.nature.com/scientificamerican/journal/v306/n2/full/scientificamerican0212-66.html
http://articles.cnn.com/2011-09-08/opinion/nfl.life.after.the.game_1_nfl-player-football-career-big-time-college-football/3?_s=PM:OPINION
http://gamesover.org/retirement/when_the_cheering_stops
http://blog.foreignpolicy.com/posts/2012/01/26/is_there_anything_we_need_on_the_moon
http://fti.neep.wisc.edu/pdf/wcsar9201-2.pdf
http://money.cnn.com/2012/01/27/pf/newt_gingrich_moon_colony/?hpt=hp_t2
http://www.nationalreview.com/articles/289775/mars-prize-robert-zubrin
http://www.newt.org/sites/newt.org/files/images/Meet%20Newt%205.preview.jpg
http://www.nasa.gov/centers/ames/images/content/76448main_AC78-0330-3.jpg
http://www.nasa.gov/centers/ames/images/content/76447main_AC78-0330-2.jpg
http://anon.nasa-global.edgesuite.net/anon.nasa-global/CEV/Orion.mov
http://mars.jpl.nasa.gov/videos/odyssey/movies/ThemisFlybyMusic.mpg]]
http://news.sciencemag.org/sciencenow/2012/01/video-worlds-deepest-hydrothermal.html?ref=em&elq=7f5fa7ecfa2c43068e6240dab712d203
http://www.nature.com/ncomms/journal/v3/n1/full/ncomms1636.html
http://www.pnas.org/content/early/2012/01/23/1115226109]]
Video:
Credit: University of Southampton/NOC
Images:
http://www.nps.gov/ever/parknews/alienspecies.htm
http://digitalmedia.fws.gov/cdm4/item_viewer.php?CISOROOT=/natdiglib&CISOPTR=14038&CISOBOX=1&REC=1
http://digitalmedia.fws.gov/cdm4/item_viewer.php?CISOROOT=/natdiglib&CISOPTR=11542&CISOBOX=1&REC=3