A Salvation Army emergency vehicle is set up as a cooling station during a heatwave in Calgary, Alta. on June 30.
THE CANADIAN PRESS/Jeff McIntosh
Heat stroke is a danger in extreme temperatures, but a major risk factor for dying during a heat wave is cardiovascular disease and other pre-existing health conditions.
When the weather outside is very hot, it can make us feel really unhappy. Here’s why.
A humpback whale near the Antarctic ice.
Dr Olga Shpak
The cetacean brain has a specialised thermogenic system that helps the animal’s brain to produce enough heat to maintain a functional brain temperature.
Sweating is usually our body’s way of stopping us from overheating. But if excess sweating is a problem for you, there’s help.
On a hot day, does taking a cold shower make you cooler?
Some people swear by cold showers to cope with a long, hot summer. Here’s why they’d be better off taking a warm one.
The fossilised skull of an Odontocyclops displays its pineal foramen.
Nkansahrexford (Own work) via Wikimedia Commons
Mammals’ ancestors had a third eye and the fossil record of its disappearance tells us the story of the evolution of one of our most important features: warm blood.
Researchers are finding new ways to keep them cool.
An electric fan cools you down in extreme heat, but not if you’re old.
Per litre of sweat produced, we can dump around half a million calories of heat from our bodies.
Our success as a species is 5% inspiration and 95% perspiration.
Keeping office workers from feeling too hot or too cold is no simple task.
If you work in an office, chances are you or the person sitting next to you has grumbled about it being too hot or cold.
Women often report that they feel colder than men in the same environment.
Fever indicates a problem, but is there anything wrong with feeling excessively cold rather than actually being cold?
Water can remove four times as much heat as the equivalent mass of air.
Are neck, hand or forearm cooling, ice-cube sucking or cold showers effective ways to lose heat on those dog days of summer? Can sports clothing keep you cool by wicking away sweat? When the heat is on…
An ice cream on a summer’s day may hit the spot, but it won’t help you beat the heat.
While most of us agree ice cream and cold beverages are refreshing summer treats, do they actually help cool us down?
Dinosaurs were neither warm- nor cold-blooded, according to a new study. John Grady from University of New Mexico and colleagues…