In 1912, Victor Hess made a groundbreaking discovery of cosmic rays while conducting balloon experiments to measure atmospheric ionization. His findings revealed that high-energy particles from outer space were penetrating the Earth's atmosphere, which was a significant advancement in the field of astrophysics. This discovery opened new avenues for research in cosmic radiation and contributed to our understanding of the universe, influencing both physics and astronomy in the years to come.

The discovery of cosmic rays opened new avenues for poetic exploration, with poets such as W.H. Auden and Elizabeth Bishop incorporating themes of the universe's vastness and humanity's place within it. This scientific revelation encouraged a sense of wonder and existential inquiry, leading to a deeper engagement with the unknown in contemporary poetry.