Physics on the Fringe: Smoke Rings, Circlons, and Alternative Theories of Everything by Margaret Wertheim Walker, 323 pp., $27.00 Pierpont Morgan Library/Art Resource An engraving by William Blake from The Song of Los, 1795 Physics on the Fringe describes work done by amateurs, people rejected by the academic establishment and rejecting orthodox academic beliefs. They are often self-taught and ignorant of higher mathematics. Mathematics is the language spoken by the professionals. The amateurs offer an...