"Longitude" by Dava Sobel is a captivating non-fiction book that unveils the epic quest to solve the longitude problem during the Age of Exploration.

In the 18th century, sailors faced perilous journeys and often got lost at sea due to the lack of an accurate way to determine their longitude. The established method of measuring time based on the position of the sun proved futile, leading to disastrous consequences for maritime trade and navigation.

Enter John Harrison, a self-taught clockmaker who dedicated his life to building a timepiece that could measure longitude at sea. Facing immense skepticism from the scientific community, Harrison's genius and perseverance triumphed as he invented the marine chronometer, a breakthrough device capable of accurately measuring time.

Sobel weaves a fascinating narrative, chronicling the hurdles Harrison faced in gaining recognition for his invention, as well as the political and scientific rivalries of the time. She explores the significant impact of Harrison's achievement on the world, revolutionizing navigation and enabling safer and more efficient sea travel.

With eloquence and precision, Sobel effortlessly combines historical events and technical details, making the concept of longitude accessible to all readers. "Longitude" is not just a compelling account of scientific triumph, but also a testament to the power of determination and human ingenuity.

This book is a must-read for anyone curious about the history of science, the Age of Exploration, or the incredible stories of individuals who shape the world through their remarkable innovations.