New study shows emojis boost how caring and responsive you seem—helping friendships thrive, even through text.

"It's important to write, not text," White-Olsen says. So spell out the words. "It makes a difference when you receive a hand-written letter versus email," says Dromgoole, who sells fountain pens ...

Want closer relationships? Science says adding emojis to your texts boosts connection, satisfaction, and likability.