Lightspeed is fast. Really fast. If you followed The Hitchhiker’s Guide to the Galaxy series from the late 1970s and early 80s you would know how fast “really fast” is. A bit faster than when you travel in hyperspace.
Because of my full appreciation of the speed of light I was immensely pleased to read an article by Pat Barrett AO, Distinguished Honorary Professor in the Australian National University and Former Auditor-General of Australia, where he uses Einstein’s equation, E=MC², where C is th