Horizon

Season 16 Episode 22

Darkness Visible

0
Aired Tuesday 9:00 PM Nov 19, 1979 on BBC Two
N/A
out of 10
User Rating
0 votes

EPISODE REVIEWS
By TV.com Users

Write A Review

Episode Summary

EDIT
Darkness Visible
AIRED:
Horizond examines the development of the relatively new science of x-ray astronomy.

Episode Discussion

Join the discussion of this episode Episode Discussion

Trivia, Notes, Quotes and Allusions

See All Trivia, Notes, Quotes and Allusions Trivia & Quotes