Eu construí uma torre laser de longo alcance no meu quintal
26:02
Building a fire death machine using soviet military tech
27:20
Why Don’t Railroads Need Expansion Joints?
28:32
Six questionably legal pencil sharpeners
20:44
Girdap Topu, Dronlara Karşı
16:30
Designing A Self Propelling Ionic Thrust Wing
24:29
Testing CRAZY chemistry recipes from a 1933 formulary book (part 4)
35:46
I built a 20,000 watt microwave oven!
17:43