Видео ютуба по тегу Techjohnjohn

The Secret Trick Behind the Roman Pilum!
The Secret Trick Behind the Roman Pilum!
Why Did Only Elite Soldiers Get This Weapon?
Why Did Only Elite Soldiers Get This Weapon?
The Magic of MRI: Taking Photos Inside Your Body Without Surgery
The Magic of MRI: Taking Photos Inside Your Body Without Surgery
Would You Survive This Cloud of Darts!?
Would You Survive This Cloud of Darts!?
This Twisted Rope Machine Can Smash Castles!
This Twisted Rope Machine Can Smash Castles!
The Ancient Ship-Flipper#history #shorts #techjohnjohn
The Ancient Ship-Flipper#history #shorts #techjohnjohn
This Ancient Weapon Flies Like a Boomerang!
This Ancient Weapon Flies Like a Boomerang!
The Terrifying Blade of the Dacians!#shorts
The Terrifying Blade of the Dacians!#shorts
Space and Math: How GPS Knows Exactly Where You Are
Space and Math: How GPS Knows Exactly Where You Are
Уральский стрим от ночного UFP!
Уральский стрим от ночного UFP!
The DEADLIEST Ninja Weapon? (Ancient Japanese History)#shorts
The DEADLIEST Ninja Weapon? (Ancient Japanese History)#shorts
How One Torpedo Changed Every Sea Battle Forever
How One Torpedo Changed Every Sea Battle Forever
The Retiarius: Master of the Net & Trident! ⚔️#shorts
The Retiarius: Master of the Net & Trident! ⚔️#shorts
Ancient World's Pellet Gun: The Repeating Slingshot
Ancient World's Pellet Gun: The Repeating Slingshot
The WWII Weapon That Sticks to Tanks: The
The WWII Weapon That Sticks to Tanks: The "Sticky Bomb"
How the Active Denial System Stops Threats Without Firing a Shot
How the Active Denial System Stops Threats Without Firing a Shot
THIS SHOTGUN HAS A HIDDEN SUPERPOWER
THIS SHOTGUN HAS A HIDDEN SUPERPOWER
Watch This Missile Hit Its Target Without Aiming!
Watch This Missile Hit Its Target Without Aiming!
Why Did Armies Fear These Little Spikes?
Why Did Armies Fear These Little Spikes?
This Sword Moves Like a Whip!#shorts
This Sword Moves Like a Whip!#shorts