Oddly shaped conch shells found at Neolithic archaeological sites dating back 6,000 years could have served as technology for producing an extremely loud noise, scientists have discovered. The tests ...
Juliette Volcler, trans. from the French by Carol Volk. New Press (Perseus, dist.), $24.95 (208p) ISBN 978-1-59558-873-9 Be it in the form of acoustic weapons capable of dispersing unruly crowds, as a ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback