People with more Facebook friends have more grey matter in their brain, but University College London (UCL) scientists aren’t sure whether our online social network is driving the changes in the brain, or if people with bigger brains simply have more friends. The new research, appearing inProceedings of the Royal Society B, adds to the […]
Tag Archives | brain size
Consciousness: Big brains not necessary
A bigger brain doesn’t mean more intelligence, say biologists at the University of London who suggest that insects could be as intelligent as much bigger animals and that only a few thousand neurons may be necessary to generate consciousness. Differences in brain size are extreme. A whale’s brain can weigh up to 9 kg (with […]