HOW STUFF WORKS????

1.  How an LDR works (Electronics)
2. How File Compression Works (computers)
3. How Caching Works (computer)
4. How PERL Works (computer)
5. How Webcams Work (computer)
6. How ASPs Work.(computer)
7. How OSI Works(computer)
8. How Internet Cookies Work. (computer)
9. How Phone networking works (computer)
10 .How Domain Name Servers Work (computer)
11. How virtual memory works (computer)
12.  How 3D glasses works? (Technology)
13.  How BITS and BYTES works?(computer)
14. How CD's work?(computers)
15. How solar cells work?(Electronics)
16. How batteries works?(Electronics