Can you hold your breath for half an hour? In 1988, Jean Reno and Jean-Marc Barr were crazy enough to make this poetic drama ...

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

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

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 ...

As a cyclist appraising an unfamiliar bike, what are the first two things you do? You give the brakes a cursory squeeze, then ...

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

Four Artemis II astronauts plan to fly around the moon and back next month, traveling farther from Earth than any humans ...

Bringing Up Bates alum Katie Bates is opening up about her recent pregnancy loss. “I will spend the rest of my life missing ...

Blue blood may look alien, but it’s one of evolution’s most elegant solutions to life in extreme environments. Here’s how ...