Daily Archives: February 21, 2018

Crowd workers, AI make conversational agents smarter

More Science
PITTSBURGH–Conversational agents such as Siri, Alexa and Cortana are great at giving you the weather, ...

Solving the Dark Energy Mystery: A New Assignment for a ...

Astronomy
Forty-five years ago this month, a telescope tucked inside a 14-story, 500-ton dome atop a ...