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 ...

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

Nitric oxide doesn’t get the hype of collagen or NAD+, but it plays a central role in blood flow, energy, and how well the ...

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.

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

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

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 ...

A new Nature Communications study has tracked these lulls in cassiopea jellyfish, which belong to a 500 million year-old ...

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