At 5,100 meters above sea level, this settlement is the highest permanent place humans live on Earth. Oxygen levels are ...

Medical experts caution that exposure to extreme cold without proper clothing can have serious consequences. Inadequate ...

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 ...

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 ...

BENGALURU: Around a dozen fish were found dead at Harohalli Lake in Yelahanka on Saturday morning, raising concern among ...

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

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.

Researchers at Wakayama Medical University in Japan have discovered that amyloid-β deposits disrupt the formation of the ...

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