Taken together, emoji look like the electronic ... From pictograms, which are literal representations, we moved to logograms, which are symbols that stand in for a word ($, for example) and ...

For that, we can turn our word equation into a symbol equation ... When it’s in the air, oxygen is two atoms joined together, so it’s represented by O2. So iron, Fe, reacts with oxygen ...

we simply know that they can link the symbol and quantity together. And yet it is remarkable bees displayed some capacity to understand numbers through symbols. We’re left wondering whether we ...