technology

Questions and Answers

Why does a beer bottle cap have a plastic inside?

Questions and Answers

Why can’t I open a video file with MP4?

Questions and Answers

It is best to leave a condensing boiler on a low setting during the day when I’m gone, or should it be better set...

Questions and Answers

How are billiard balls made (now and in the past)?

Questions and Answers

How is a cartoon made?

Questions and Answers

How many (types of) aircraft are there?

Questions and Answers

How does electricity come from your socket?

Questions and Answers

How come a hard drive erases everything if you hold a magnet against it?