The HeLa cell line — one of the most revolutionary tools of biomedical research — has played a part in some of the world's most important medical advances, from the polio vaccine to in vitro fertilization.
Many people believe that happiness comes from money or youth or beauty, but Dan Buettner would respectfully disagree. Buettner visited some of the happiest places on Earth and argues that the real keys to happiness lie in fundamental, permanent changes to the way we live.
This week's show was taped while Stephen and I were still recovering from live-blogging the Grammy Awards on Sunday night, so that was still fresh in our minds. Trey and Glen saw the show as well, so we spend some time this week talking about the awards, the performances, and whether we learned anything. You will experience my new way of tormenting Stephen, and perhaps you'll want to join in!