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

Research reveals when and why ancient tropical seas transitioned from oxygen oases to marine dead zones, providing clues to ...

This large prospective UK study compared five low-cost fingertip pulse oximeters with arterial blood gas measurements and ...

Levels of molybdenum in soil show that hydrogen sulfide gas wiped out nearly half of all marine life 530 million years ago.

"Although absolute differences in readings were small, they can result in substantially higher rates of false negatives and ...

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 ...

To be where we are today, it’s just a remarkable success story, and one that we hope will continue for Long Island Sound.” ...

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

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

A long-awaited study commissioned by the FDA has muddied the path forward on how to reduce racial bias in pulse oximeter ...

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

What could happen if oxygen levels doubled in Earth’s atmosphere. Why Venezuela’s oil may be far more trouble than it is ...