Inventions

The Modern Clock

Experiments with Alternate Currents of High Potential and High Frequency

Artificial and Natural Flight

What Is ChatGPT Doing

The Miner's Friend; Or, An Engine to Raise Water by Fire

On the Origin of Clockwork, Perpetual Motion Devices, and the Compass

The Telephone

Linotype Manual

The Miner's Friend; Or, An Engine to Raise Water by Fire

The Next Big Thing

Makers of Many Things

Improvement in Fire-Arms and in the Apparatus Used Therewith

The Romance of Modern Invention

History of electric light

Origin of modern calculating machines