Question of the Week 12.09.03 - How does one telephone wire transfer all of that data?
![Question of the Week - From the Naked Scientists show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/034/494/small/question-of-the-week-from-the-naked-scientists.png)
Summary: We find out how it is possible for a single telephone wire to carry information for a telephone conversation, file downloads to a computer, WiFi access, and allow us to watch a film and listen to the news. Plus we ask can we make an infinitely powerful laser simply by adding more mirrors?