1.   The black box, which captures instrument readings and recordings from the flight deck, may have captured voices of those who crashed the plane.

2.   The crew of a chartered Turkish jetliner that dove into the ocean minutes after takeoff was confused by conflicting instrument readings, a transcript of the cockpit conversation shows.

3.   The recovered flight data recorder monitors critical instrument readings, including flight path, altitude, speed and direction.

4.   They entered the area after a radiation instrument reading declared it safe.

5.   Worth said this was the first gamma ray instrument reading from the surface of a body in space other than the Earth.

6.   The three workers, who had to change water filters in the plant, entered the area after a radiation instrument reading declared it safe.