Apparently, this user prefers to keep an air of mystery about them.
25 Since cables carry electricity moving at the speed of light, why aren't computer networks much faster? Aug 5 '14
18 How do spiral arms form? Jul 4 '13
15 why can't you use your cellphone on an airplane? Jun 19 '13
13 What is the difference between stress and pressure? Apr 11 '14
10 When does a planet become a star? Aug 30 '13
9 How to exchange light and matter? Dec 2 '13