Proposed new ASL signs could change how deaf people discuss science

Hearing people take for granted our ability to convey scientific terms in conversation, from concepts as simple as weight and mass to chromosomes and covalent bonding. But for people who rely on sign languages, such as American Sign Language and British Sign Language, discussing scientific concepts isn't so simple. But … » 12/08/12 5:00pm 12/08/12 5:00pm