The sensors began to detect an energy emission surrounding the two.

Finally, after two and a half hours, the sensors began to transmit a rapidly narrowing gap with the bottom.

Our sensors are beginning to penetrate to whatever lies below.

His right eyebrow went up in surprise as the instrument's sensors began to wiggle.

From the beginning this sensor had begun to play up, with only about 80% of images being without some blurring.

"The sensors are beginning to indicate that another part of the core is a hibernation facility."

The sensors are beginning to detect a second object approximately five hundred kilometers from the asteroid.

His sensors began to pick up more and more of them until he located twenty at about maximum range.

As they came closer to the cave, the sensors began to triangulate their location.

About ten thousand years ago, the sensors began to pick up a subtle change in the temperature of the outside world.