Humans use their fingers for some of their most delicate communication. Typing on a keyboard or phone, conversing through sign language, or performing on a guitar or piano require finely-tuned ...

Contrary to common misconceptions, American Sign Language (ASL) isn’t just signed English. It’s a completely distinct language with its own unique grammar system. This can make communication between ...

I didn't know how much I didn't know about sign language. When we were teenagers, my friends and I pretended we knew sign language after we had studied those little cards, about 2.5 inches by 3.5 ...