Download e-book for kindle: Multidisciplinary Approaches to the Study of Stone Age by Radu Iovita, Katsuhiro Sano

By Radu Iovita, Katsuhiro Sano

ISBN-10: 9401776016

ISBN-13: 9789401776011

ISBN-10: 9401776024

ISBN-13: 9789401776028

The aim of this quantity is to exhibit the modern kingdom of study on spotting and comparing the functionality of stone age guns from numerous viewpoints, together with investigating their cognitive and evolutionary value.

New archaeological reveals and experimental reports have helped to deliver this topic again to the vanguard of human origins examine. within the previous couple of years, investigations have improved past studying the instruments themselves to incorporate reviews of wear because of projectile guns on animal and hominin bones and skeletal asymmetries in old hominin populations. just recently has there been a starting to be curiosity in managed and replicative experiments. via this e-book readers can be up-to-date within the kingdom of data via a multidisciplinary clinical reconstruction of prehistoric weapon use and its implications.

Contributions from specialist authors are geared up into 3 themed elements: spotting weapon use (experimental and archaeological stories of effect traces), functionality of weapon platforms (factors influencing penetration intensity etc.), and behavioral and evolutionary ramifications (cognitive and ecological results of utilizing assorted weapons).

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Extra resources for Multidisciplinary Approaches to the Study of Stone Age Weaponry

Example text

Iovita et al. In terms of the scar lengths, there are no significant differences between thrusting and projected points of similar energies (see Fig. 8). The projectiles in the fastest quarter of the speed range obtained significantly larger damage scars than any of the thrusting spears, confirming the expectation that kinetic energy determines the size of the flake(s) removed at impact. However, when the data are analyzed in raw form, there appears to be no relationship between kinetic energy and scar length, unless the impact angle (IA) is kept constant at 90°.

3), featuring an inner compartment which pivots around an axle at the bottom, allowing the control of the AI in 15-degree intervals, from 90° to 30°. A further slot for a 20° angle was never used in the experiments, because the spear frequently hit the upper part of the tilted steel frame by accident. The inner compartment is further divided in two sections, both filled with 20% ballistic gelatin, and separated by interchangeable plates of bone-like polyurethane. The synthetic bone plates, manufactured by SynBone AG, are 6 mm thick, and are specially designed to be used in ballistic testing.

15, well within his “rapid” range. 10. It is possible that we used slightly higher velocities for our thrust spears, but it is difficult to compare our results directly with those of hand-thrust spears. 38, that is, within the “dynamic range”. The obvious explanation for this is that the speeds we used are within the lower part of the range of darts and arrows used by Hutchings (2011) and derived from his earlier performance experiments with spearthrowers (Hutchings and Brüchert 1997). In the latter experiments, initial velocities in average of ≈42 m/s for a dart of similar weight were recorded, estimating ≈38 m/s at target entry.

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Multidisciplinary Approaches to the Study of Stone Age Weaponry by Radu Iovita, Katsuhiro Sano

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