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 ...

The breath you just took contains about 21 percent oxygen. But if you were in a chamber with no influx of fresh air, the ...

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

Ollie Williams, aged five, is in a wheelchair and needs help eating and breathing - parents Ben and Amy don’t want to see ...

But the bigger point is how foundational these stories are to how we narrate struggle and resilience. Middle school teaches ...

This surprisingly simple walking test is becoming a go-to tool for measuring real cardiovascular fitness—no gym, no gadgets, ...

New brain imaging research shows grip strength is linked to activity deep in the aging brain, offering clues to early ...

ESA project called HOBI-WAN is testing a bacterial protein in microgravity to produce and grow food in space, reducing supply ...

Mars looks familiar from afar, but surviving there means creating a protective oasis in a hostile world. Instead of shipping ...