The robot calls itself Drathro, and is following its instructions to maintain the habitat of the underground system.

"Another robot," he called back over his shoulder.

The initial idea is for a robot called a Cryobot that would give off heat to melt its way through ice.

Across the sands the robot was calling to him softly.

When the robots called us to breakfast, we found her sitting between her parents.

"A free robot doesn't call anyone Little Sir," George had said.

A small robot called the "Logo Turtle" was developed and children used it to solve problems.

The local robot had called it the 'collector'.

I'll tolerate that insulting robot you call a butler.

Bogert said, "Did you hear what the robot was calling?"