- 55100 320x240 communication, blue background, scheme
- 12845 320x240 polar bears, communication, animals
- 105256 320x240 galaxy cluster, gravity, communication
- 6493 320x240 earth, planet, communication
- 11490 320x240 penguins, three, communication
- 31726 320x240 computer code, screen, communication
- 18173 320x240 person, schemes, plexus