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Table of Contents
Introduction
References & Edit History
Related Topics
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For Students
tool summary
Related Questions
Who was James Watt?
Did James Watt invent the steam engine?
How did James Watt contribute to the Industrial Revolution?
Is the watt named for James Watt?
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Inventors and Inventions of the Industrial Revolution
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History of Technology Timeline
Ten Days That Vanished: The Switch to the Gregorian Calendar
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Videos
What was the first human species?
Learn about early species in the genus
Homo
and scholarly debates over what...
Video: Encyclopædia Britannica, Inc.
How evolution reveals the differences between humans and apes
Learn about human evolution.
Video: Contunico © ZDF Studios GmbH, Mainz; Thumbnail © anne sarfina agustina dimyadi/Dreamstime.com
See a researcher making an Oldowan flint flake from obsidian through a technique known as knapping
A researcher shapes obsidian through a technique known as knapping, which was used...
Video: Displayed by permission of The Regents of the University of California. All rights reserved. (
A Britannica Publishing Partner
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Images
tool
Various hand tools in a toolbox.
Per Erik Strandberg
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