Sources & Credits:

7. Kilobot
   • Programmable self-assembly in a thous...  
https://www.seas.harvard.edu/news/201...

6. Smarticle
   • Smarticles: Robots Built from Smaller...  

5. Particle Robot
   • Particle robots  

4. Tribot
   • Robot-ants that can jump, communicate...  
https://actu.epfl.ch/news/robot-ants-...

3. Bill-E
http://news.mit.edu/2019/robots-large...

2. M-Blocks
   • M-Blocks 2.0: Self-assembling Modular...  

1. Modular Robots
   • A Distributed Reconfiguration Plannin...  

Music:
"Ambient Music - No Copyright" By MusicMaster