Books like Forbidden Science
Jacques Vallée
Forbidden Science is 466 pages, about 8 hours 33 minutes at 250 words a minute.
12 books to read next
How long each takes
Communion 5.5 h 
UFOs 6.3 h 
The Day After Roswell 6.5 h 
The Mothman Prophecies 5.3 h 
Alien Agenda 8.0 h 
Glimpses of Other Realities 6.7 h 
Abduction 8.5 h 
Dealers of Lightning 8.2 h 
An Alien Harvest 8.4 h 
Intruders 5.0 h 
Fire in the Sky 6.8 h 
UFOs and the National Security State 10.4 h Bar height shows length. Estimated at 250 words a minute.