interesting

The magic of math

The magic of math

Gaurav Tekriwal presents a simple methods for calculating in the head, and even multiplications in the thousands are possible.

High-riser made ​​of wood?

High-riser made ​​of wood?

Perhaps the future! I think the idea is really good and I’m curious if maybe in a few years there are some of the high-riser made of wood.

Monitoring the Internet

Monitoring the Internet

Interesting TED Talk on monitoring the Internet. This is not about the NSA or the BND, it’s about normal companies and how they collect and use our date to transform it in a lot of money. If you are interested in the Addon “Collusion”, here are the Addons for Firefox Firefox and Chrome.