When it comes to estimating the intelligence of various animal species, it may be as simple measuring overall brain size. In fact, making corrections for a species' body size may be a mistake. When it ...

Animals that have a bigger brain to body mass ratio have a better cognitive ability than those that have a smaller one Neil Conway/Flickr Animals that have a bigger brain in proportion to their body ...

The relative size of the human male's penis and testes can be reduced to our species' mating strategies, and can provide some surprising insights into early human culture. Humans have a much longer ...

Behavior that we’d consider intelligent is oddly widespread in the animal kingdom. Animals with very different brains from ours—a species of octopus and various birds—engage with tools, to give just ...

The size of tropical cyclones is controlled by their underlying sea-surface temperatures (SST) relative to the conditions of the mean SST within the surrounding tropical zone of the storms, ...