These underground rodents are the first mammals found to actively choose air with lower-than-normal oxygen levels. Their ...

Pulse oximeters use light to measure how much oxygen is in a person’s blood. For most people, a normal pulse oximeter reading is between 95% and 100%, researchers said in background notes. Readings ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxaemia) give ...

Neural tissue normally dies quickly without oxygen. Yet bird retinas—among the most energy-demanding tissues in the animal ...

A significant medical achievement was recorded at Sultan Qaboos University Hospital in the management of acute poisoning. A ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxemia) give ...

Under hypoxic conditions, tumour cells often switch from efficient aerobic respiration to anaerobic glycolysis (the “Warburg ...

The discovery fundamentally changes the understanding of a structure in the avian eye that has been misinterpreted for centuries.

When oxygen disappears, most fish suffocate. This one ferments its own metabolism and waits months for spring beneath frozen ...

The method creates a calmer environment for birds during depopulation, which enhances welfare. Whole-house nitrogen gas ...