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

New NASA Administrator Jared Isaacman said ending the mission a little early is in the best interest of Crew-11. The ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

Dateline: Unforgettable Season 7 Episode 9, “The Day Alissa Disappeared,” revisits the disappearance of 17-year-old Alissa ...

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

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

Experience the harrowing moment of losing oxygen at 18,000 feet. See how quick thinking and training made the difference in ...

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

Jonathan Crews’ 2014 shooting death and the questions surrounding suicide versus homicide are reexamined in Dateline: Secrets ...

Microscopic ocean algae produce a huge share of Earth’s oxygen—but they need iron to do it. New field research shows that ...

Is pneumonia just a bad cold? Do all children need antibiotics or hospital admission? A pulmonologist busts common pneumonia ...