51.   There just might be signs of intelligent life in the universe.

52.   They have trained the telescope back at the same spots but did not see a second signal, which might indicate a pattern and intelligent life.

53.   This impressive opening shot stars Beau Bridges as an obsessive scientist who finds intelligent life in a sample of Martian soil.

54.   They rose delicately toward the heavens above the grand jury, as if in search of intelligent life elsewhere.

55.   This, in turn, was seen as raising the likelihood that life exists elsewhere in the universe, perhaps even intelligent life.

56.   This, in turn, was seen as raising the likelihood of life existing elsewhere in the universe, perhaps even intelligent life.

57.   Through his telescope, Lowell said he saw martian-made irrigation canals, proving intelligent life must exist on the red plant.

58.   Time and again he came to the rescue of the politically beleaguered search for intelligent life in the universe.

59.   Until then, we can only guess how many planets support intelligent life.

60.   With the discovery of each new extrasolar, the odds of finding intelligent life elsewhere in the galaxy increase.