On the hottest summer days, you may find yourself dozing off in the middle of the day. In some parts of the world, it’s a cultural norm to schedule “siestas” and shutter businesses during the warmest hours of the day. As it turns out, biology, not just culture, may be behind this.
Click here for original story, Fruit fly study reveals a thermometer brain circuit promoting midday siesta on hot days
Source: Phys.org