Earth's hottest month: these charts show what happened in July and what comes next.
The planet has warmed 1.2 degrees on average, but that's enough to produce big extremes.
The planet has warmed 1.2 degrees on average, but that's enough to produce big extremes.
Andrew Robinson reviews five of the best science picks.
Feeding and the maintenance of internal body temperature are tightly linked in warm-blooded animals, and mammals eat more in the cold to maintain their body heat. Experiments reveal that a small nucleus in the brain’s thalamus controls feeding behaviour specifically in cold conditions by directly activating a reward centre in the brain.