A podcast episode explores the concept of absolute zero, the lowest possible temperature. The episode is titled Absolute Zero and is numbered 3402. It delves into the hunt for achieving this extremely low temperature.

Further details about the episode can be found through the source. The title suggests a focus on the scientific pursuit of reaching absolute zero. The episode is part of a series called The Engines of Our Ingenuity, which examines various topics related to science and technology.

More information about this episode and the series is available from the source.