“We’re too close to the debris”: How SpaceX rockets put passenger planes at risk

Using debris modeling and simulations, the U.S. Space Force, the branch of the military that deals with the nation’s space ...
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 ...