The best new science fiction books of October 2025

World War II played a surprising role in shaping the candy industry, particularly for Hershey and Mars. The sugar shortages and military contracts during the war led to the creation of iconic treats like M&Ms and Hershey's bars, which became symbols of American abundance. This transformation not only satisfied the sweet tooth of soldiers but also laid the groundwork for Halloween traditions that we cherish today. Understanding this history highlights how global events can influence everyday life in unexpected ways.

NASA has identified potential biosignatures in a rock on Mars, raising exciting possibilities for the search for life beyond Earth. However, the agency faces delays and funding challenges in its sample return mission. This situation opens the door for China's Tianwen-3 mission, which could potentially retrieve samples directly from Mars. The outcome of this competition could significantly impact our understanding of Mars and the broader implications for space exploration.

Archer Aviation's Midnight eVTOL has achieved a remarkable milestone by cruising at altitudes of 7,000 feet and speeds of 120 miles per hour in its latest test flight. This advancement is significant as it brings us closer to the reality of operational flying taxis, which could revolutionize urban transportation and reduce traffic congestion. The success of the Midnight not only showcases technological progress but also highlights the potential for a new era in mobility.

'Avatar: Fire and Ash' has just released an exciting trailer that showcases epic battles, family drama, and even giant robot crabs! This sequel promises to delve deeper into the beloved universe, offering fans a thrilling experience that expands on the original story. It's a significant moment for fans who have been eagerly awaiting more adventures in this captivating world.

A remarkable discovery in Wisconsin has unveiled a 437-million-year-old fossil that may represent the oldest known species of leech. This finding not only sheds light on the evolutionary history of these creatures but also enhances our understanding of ancient ecosystems. Such fossils are rare and provide valuable insights into the biodiversity of the past, making this discovery significant for both paleontology and our comprehension of life on Earth.

A fascinating phenomenon is occurring in our Milky Way galaxy, where a massive 'wave' is displacing thousands of stars. This intriguing event has left scientists puzzled about its origin and implications. Understanding such cosmic occurrences is crucial as they can provide insights into the dynamics of our galaxy and the forces at play in the universe.