Apparently, this user prefers to keep an air of mystery about them.
24 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
10 How to exchange light and matter? dec 2 '13
10 When does a planet become a star? aug 30 '13
10 What is the difference between stress and pressure? apr 11 '14