Hopes, Fears, Progress…and Maybe DNA? Unravelling the Real Meaning of Jacob's Ladder
Jacob’s Ladder is the common term (particularly in the West) used to describe a bridge that connects Heaven and Earth. More broadly speaking, the ladder represents an ancient symbol of unknown origins that appears in cultures from Scandinavia to China and dates at least as far back as the civilizations of Mesopotamia. Today, some would argue the ladder symbol reflects ancient knowledge of DNA as well.
Source: ancient-origins.net