Summary: <p>Today's Please Explain is all about helium and the helium shortage. We speak with <a rel="nofollow" class="guestlink">Dr. Martin Stute</a>, a noble gas geochemist at Barnard college and Lamont-Doherty Earth Observatory and with <a rel="nofollow" class="guestlink">Dr. Joe Peterson</a> a Bureau of Land Management Assistant Field Manager for Helium Resources in the BLM Amarillo, Texas Field Office.</p><p>?</p>
