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

What could happen if oxygen levels doubled in Earth’s atmosphere. Why Venezuela’s oil may be far more trouble than it is worth for Chevron and other companies How fake admiral was caught out by ...

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

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

Brine pools, extremely salty, oxygen-free underwater lakes, are lethal to most marine life but teem with resilient microbes.

VO2 max is an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push ...

Have you ever felt "off" and gotten bloodwork done, only to find out your results were all within the "normal" range? That ...

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

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

The Indian Council of Medical Research (ICMR) has shortlisted 11 medical institutions across the country for a study to ...

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