We distinguish three types of flakes that reflect the principal changes of the state of the shaped tool, from the unworked raw material volume to the finished tool, passing through the roughout and preform phases.

Our meditation of his death should be more visceral, and affect us more, because it is of a thing already done.

There was a moment of silence, as if the evening had turned suddenly dry, calm, summerful, and empty.

Sound effect of blow with blunt instrument, groan, and the unmistakable cycling of an air lock—Castor: Sorry, folks. My assistant has just spaced Mr. Rudolf. […]