Is Psychometric g a Myth? - "As an online discussion about IQ or general intelligence grows longer, the probability of someone linking to statistician Cosma Shalizi's essay g, a Statistical Myth approaches 1. Usually the link is accompanied by an assertion to the effect that Shalizi offers a definitive refutation of the concept of general mental ability, or psychometric g." [more inside]
Wasps create cockroach zombies, viruses produce zombie caterpillars, deep-sea zombie worms live off decaying whale bones, South American flies 'infect' ants with brain-sucking larvae.
Recent research has found that living in a city may be bad for your brain. Compared with natural settings, cities over-stimulate us and impair our memory and cognitive functions.