First they came for Pluto. Then math. Now it’s the alphabet! You might not know your ABCs — or be able to sing along anymore. The alphabet song of our youth has been updated, and confused parents are ...

Sign language is a language you express by using your hands and face instead of spoken words. It’s most commonly used by people in the Deaf community. How many types of sign language are there? There ...

Sperm whales rattle off pulses of clicks while swimming together, raising the possibility that they’re communicating in a complex language. Credit...Amanda Cotton Supported by By Carl Zimmer Ever ...