topkachan's channel

Greetings anonymous, we are leet security. your collective has now reached a time where we have decided to destroy and systimatically remove you fr...

Apple CEO Tim Cook announced that in 2012 the company will release the Steve Jobs 2, an updated version of the revolutionary Apple founder featurin...

The world first real model of E11 (shown by 11 dimensions). Its absolute dimensions represent all related key knowledges of modern physics. Moreove...

One of my first successful prints.

This is printed with a Sells Mendel printer.

i upgraded the firmware with the experimental Marlin firmware, whic...

the future and faster way to the track

How it's made, train wheels

Anyone watching this video should use proper tools while attempting to make a fire piston. I took a few dangerous risks while making this video, bu...

Hey Folks..Here's some stuff on hand,kitchen items that can work out as survival foodstuffs..

or just be excellent boring food alternatives, or hel...

Видеоролик, в котором наглядно показан способ выворачивания сферы, изобретенный не так давно Уильямом Терстеном.

Доказывает, что сферу в трёхмерно...

One of the world's most esteemed psychologists, Roy F Baumeister visits the RSA to explain why willpower and self-control is one of the most import...

A swarm of s-bot miniature mobile robots pulling a child in swarm-bot formation. More on http://mobots.epfl.ch

You have the tools, You have the knowledge, and You have no excuse not to fight for your freedom, any way you personally deem appropriate.

A tribute to man's best friend