In the series, the youthful-looking adult deftly broke the fourth wall as an animated puppy named Blue left a trail of clues for a preschool audience to figure out. Burns said his new podcast, “Alive,” will similarly invite listeners to take part.

At 51, Steve Burns is still searching for clues about the meaning of life. Burns, the actor, musician and writer best known as the original host of Nickelodeon’s “Blue's Clues,” is launching an original podcast with Lemonada Media called "Alive.