If you're a budding Einstein on iPhone and your "E=MC" is missing something, you'll have to rely on work-arounds to get that square symbol popping. Copy and pasting a "²" symbol from your browser ...

No More symbol is based on ... living -- which was afraid and small and really as a possession -- and that wasn't how everyone lived, and that if I wanted something different I could attain ...

But Kevin Alves, who plays young Travis on the series, told us the most about the symbol, saying it meant "hope." "It's something that connects us to things that we don't understand. The things we ...