• 455 Videos, Slides, Films

• 237 Astronomy
• 128 Physics
• 122 Outer space
• 106 Space flight
• 92 Exploration
• 83 Chemistry
• 47 Galaxies
• 47 Space
• 47 Stars
• 33 Solar system
• 32 Mechanics
• 24 Engineering
• 19 Chemical processes
• 19 Electricity
• 19 Electromagnetism
• 19 Magnetism
• 18 Chemical reactions
• 18 Thermodynamics
• 16 Chemical elements
• 16 Chemicals
• 14 Manned space flight
• 14 Outer space--Exploration
• 14 Sound
• 14 Sound-waves

• 450 Films Media Group
• 79 MVD (Firm)
• 53 PBS (Firm)
• 41 A&E Networks (Firm)
• 38 Cerebellum Corporation (Firm)
• 28 Broken Arrow Media (Firm)
• 18 Trader Multimedia Inc. (Firm)
• 17 Liacos Educational Media (Firm)
• 17 TVF International (Firm)
• 15 Inside Science (Firm)
• 15 Makematic (Firm)
• 14 National Geographic Digital Media (Firm)
• 14 Video Education America (VEA) (Firm)
• 13 BBC (Firm)
• 11 Magic Lantern Media Inc (Firm)
• 10 ClickView/VEA (Firm)
• 10 Rees Films (Firm)
• 6 Economist Group Limited (Firm)
• 5 Australian Broadcasting Corporation (Firm)
• 5 Espresso TV (Firm)
• 4 American Public Television (APT) (Firm)
• 4 CNN (Firm)
• 3 Cinetic Rights Management LLC. (Firm)
• 3 Filmhub (Firm)

• 5 United States
• 3 Russia (Federation)
• 1 Asia
• 1 China
• 1 Middle East

• 455 Internet videos
• 335 Video recordings for the hearing impaired

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