Speech recognition has come a long way in 50 years

Excerpt from the March 4, 1967, issue of Science News

talking to a smartphone

SAY WHAT?  Hello, Siri, can you understand me now? That conversation goes much differently today than it would have in the 1960s, when devices only knew nine words.

OLEH SLEPCHENKO/Shutterstock 

Computers that hear

Computer engineers have dreamed of a machine that would translate speech into something that a vacuum tube or transistor could understand.