Sapyx ✭✭✭✭✭

I believe the laws of physics and chemistry will not allow this to happen in the way you hope or expect. Colours on coins are generated by the "thin film effect" - in essence, it's the same… (View Post)

It's just a reminder, again: "reputable" does not mean "they never make mistakes", it means "they try really hard to not make mistakes, and on the rare but inevitable occasio… (View Post)

No, not quite. "(s)" means "solid". That chemical reaction is what happens when you take (powdered) metallic gold and expose it to iodine gas (the little "(g)" means gas… (View Post)

Such disparities can only exist when civilizations exist in isolation, with minimal contact or trade between them. If you were a Mesopotamian merchant and found out that those crazy Egyptians were ha… (View Post)

You can't - at least, not by any scientifically reliable, provable-in-a-court-of-law method. Chemicals follow the laws of chemistry and physics; they can't read your mind so therefore they know nothi… (View Post)