Dong Knows Tech on MSN

Your Router Is Not That Fast and Often Has Much Less Coverage: How Wi-Fi Works vs. Marketing Langue

You must have experienced it. You got a new (possibly expensive) router or Wi-Fi system, but it failed to meet ... Continue ...
BBC

What is the circulatory system?

The heart is a pump, and the blood goes round, and round, and round all the time. And why does it do that? Why can't it just have a rest? Well, the blood has to be kept moving around all the time ...