Black Hole Lane, Rauks (Rocks), Worm on the Tree of Life

This week’s Feedback column (that I write) in New Scientist magazine has three segments. Here are bits of each of them: Mapping black holes — Richard Notley has been wondering down a dark path… and found enlightenment in remarks made by mathematician Roger Penrose (New Scientist, 19 November 2022) about the structure of the universe. He writes: “Roger […]

Scary animals : a new classification [study]

Scary animals, a new study reveals, can be separated into five distinct clusters : “(1) non‐slimy invertebrates; (2) snakes; (3) mice, rats, and bats; (4) human endo‐ and exoparasites (intestinal helminths and louse); and (5) farm/pet animals. However, only snakes, spiders, and parasites evoke intense fear and disgust in the non‐clinical population.” The diagram below […]