from which we can see the gradual historical development of the modern dynamo. The frontispiece gives a portrait of Faraday and the book begins with his discovery of electromagnetic induction.

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

An all-electric “seaglider” that can transition ... which would make it the largest battery-powered flying machine in the world – albeit one that must remain just above the water’s surface.