Scientists hope to prevent deaths from climate change, but heat and cold are more complicated than we thought.

The study of thermoregulation and exercise physiology in male rats continues to offer pivotal insights into the metabolic and neural processes underlying physical performance and thermal balance.

Tunas, billfishes, and some sharks, such as white sharks and shortfin mako sharks, have an ability known as regional endothermy, which allows them to maintain body temperatures higher than the ambient ...

Here’s what you’ll learn when you read this story: While you might start the day with a shower, studies have shown that a warm bath or shower before bed can actually help you fall asleep faster—and ...