In the first half of Sunday's show, author and motivational speaker David Essel exposed the myth of positive thinking. Self-realization, and the real "secret to success" requires much more than positive thinking, affirmations or vision boards, he argued. In the latter half, comparative mythologist David Talbott and Australian physicist Wallace Thornhill updated their lifelong investigation of "the Electric Universe" that offers a revolutionary view of the cosmos.
The Opportunity rover has discovered an unusual rock on the surface of Mars. Dubbed "Marquette Island," the boulder is different in composition than other known rocks from the Red Planet, and could reveal secrets about Mars' interior. More at Space.com.