Hypoxia (oxygen deficiency), in addition to occurring in areas of considerable altitude, is a critical factor linked to various cardiopulmonary diseases of high morbidity and mortality in humans. The carotid body, a highly ...
Insects are a vital cog in the great wheel of nature. They outnumber humans a billion to one and make up more than 75% of animals on earth. It's no wonder that they are the primary providers of essential ecosystem services ...
In order to function properly, the brain requires a steady flow of blood through the cerebral arteries and veins, which deliver oxygen and nutrients and also remove metabolic byproducts. Therefore, cerebral blood flow is ...
Effective regulation of breathing pattern is essential for many different mammalian processes such as energy production, metabolic regulation and even speech. Researchers have recently discovered that the body's production ...
African naked mole-rats are sometimes referred to as animal superheroes. They resist cancer, tolerate pain, and live a remarkably long time. They're also known for their ability to handle high levels of carbon dioxide and ...
Twitter CEO Jack Dorsey has been accused of inciting hate against India's highest caste after being photographed holding a poster declaring "smash Brahminical patriarchy" during a visit to the country.
Diving in icy water is extremely dangerous to humans. Within seconds, arteries tighten, blood pressure and heart rate race, and lungs gasp for air. After only minutes, hyperventilation strikes and arms and legs go numb—signaling ...
Even as the power of our modern computers grows exponentially, biological systems—like our brains—remain the ultimate learning machines. By finding materials that act in ways similar to the mechanisms that biology uses ...
Have you been avoiding getting your pet regular dental care? You're not alone. Most pet owners understand that in animals—just as in people—good oral health is conducive to overall well-being, says Gillian Fraser, V00, ...
As winter approaches, many of us hunker down and virtually "hibernate" for the season. Classic hibernation in the wild conjures images of furry bears, but other animals are not so lucky to have immense fat stores or fur to ...
