Conceptually, radar is pretty simple: send out a radio wave and time how long it takes to get back via an echo. However, in practice, there are a number of trade-offs to consider. For example, ...

In today's video I want to show you an amazing mechanism that allows you to stir sugar in seconds without using a teaspoon. It works flawlessly and you don't need a special cup! Materials you need to ...

Humanity has found itself within another global pandemic, one involving a respiratory virus that can be easily transmitted from a surface to its next victim simply by touching one's own face. There's ...