The fame of a physicist
Prof. Stephen Hawking, the famous physicist, died this month. But why was he famous?
Prof. Stephen Hawking, the famous physicist, died this month. But why was he famous?
An example of answering several questions at once, by doing several kinds of observation at once.
Some actions are obviously good and right. Looking more widely, it may be less obvious.
Scientists try to ask simple questions and to design a controlled experiment, with “all other things being equal.” It’s rarely possible.