Ancient Origins

Hidden Geometry in Khufu’s Subterranean Chamber: What Was Its True Significance?

It is well-known that Pythagoras’ ancient Greek equation for right triangles: a2+ b2= c2 , is older than ancient Greece. We also know that in Khufu’s pyramid the height equals the radius of a circle ...
IEEE

Ultra-Low-Cost Radar Cross Section Measurement and Validation Method Using a 3D-Printed Scale Model in a Non-Anechoic Chamber Environment

Abstract: This paper validates the accuracy of radar cross section (RCS) measurements conducted in an environment that significantly reduces the three main costs associated with RCS measurements: ...
The Avid Outdoorsman on MSN

Popular AR chamber device recalled — could lock up when you need it most

StopBox’s AR-15 Chamber Lock Pro was marketed as a safety accessory that locks into the chamber and prevents an... The post ...