Charles Darwin was stumped by peacocks. According to his theory of evolution, some creatures were better equipped to survive in their particular environment tha ...

We have a tendency to sleepwalk into adopting new technologies, and my new fitness-tracking watch is no exception. Ever the late adopter, I bought an entry-level model with a single aim: helping me ...

A first impression suggests that there is nothing to be gained from reading Alex Bellos’s new book of puzzles, Think Twice (Puzzle me Twice in the US), except an hour or so of pleasant diversion. But ...