A nonmetal desk or table (For example, a wooden, plastic or glass desk or table would work.) At least one material to test (It should be no larger than the plate or can be folded to be small and able ...

MY wife and I entered the crowded lecture hall and found seats among the young chemists and engineers, among the inveterate and incorrigible lecture-goers who had come to hear the famous physicist, ...

We tend to think of electricity as part of the modern world. However, Thales of Mietus recorded information about static electricity around 585 BC. This Greek philosopher found that rubbing amber with ...