No… There are over 300 hieroglyphs and most not used nor studied. Additionally different theorists use Hieroglyphs wastefully redundantly, which is anti-priest like in so many ways. Here is some of. my work on unraveling redundant trash:. read more
So, as we know the language so well (and, after all, there were only so many things the Ancient Egyptians could talk about -- there are no tomb inscriptions dealing with nuclear physics or providing instructions for flying a fighter jet, for example) even if a new symbol were to be found we'd be able to quickly figure out what it meant given its context. read more
Ancient hieroglyphs are an exclusive part of the history of Ancient Egypt. Ancient Egyptian language, conforming to the Semitic languages, is now a dead language. Today, Egyptians speak Arabic. read more