Do You Know Tech?

You've probably seen that some sites have a new Captcha anti-robot system where you only need to unhook the house. But how does Captcha know that the house was unhooked by a man and not a robot?

Google has launched a new Cultural Institute service where you can view some 3-dimensional historical objects on your computer in your favorite web browser. The items are detailed and you can enlarge them to see even the smallest parts. Of course, they are not perfect, there are some irregularities somewhere, but they were not noticed.

Xiaomi not only broke its own record last year but also entered the Guinness Book of Records as the company that sold the smartest devices in 24 hours. Namely, they sold a whole 2.11 million phones ! Of that, 500,000 devices were delivered in the first 12 hours.