We have a beautiful theory that puts each of nature’s forces into a single, neat package. The whole of it can be summed up in a single line of very compact—and for most, including me, incomprehensible ...
PROF. GREENHILL gives currency to quite an erroneous idea, in last week's NATURE (p. 50). He says “in the Foucault experiment of the pendulum which shows the rotation of the earth, the slightest ...