Examlex
A microbiological theory of aging that suggests that human cells are subject to a fixed limit on the number of times they can divide. This decreased ability to divide places an upper boundary on the human life-span potential.
Technology
The application of scientific knowledge for practical purposes, especially in industry and in our daily lives, leading to innovations and advancements in various fields.
Ironclad Ship
A type of warship in the mid-19th century, protected by iron or steel armor plates, significantly changing naval warfare.
Telegraph
An early form of long-distance communication technology that transmitted messages in the form of electrical signals.
Union Forces
Refers to the military forces of the United States (the North) during the American Civil War, fighting against the Confederate States.
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