Featured in oxygen

Lakes around the world are losing oxygen
American and British scientists split the Nobel Prize for work on how cells handle hypoxia
Fires in the Amazon have given us a lot to worry about, but the Earth’s oxygen supply isn’t one of them
Why do people faint?
Plastic chemicals could harm the ocean bacteria that produce 10 percent of our oxygen
Oxygen might not lead us to aliens after all
Turning water into oxygen in zero gravity could mean easier trips to Mars
The world’s best freedivers seem to have evolved super-sized spleens
Fish might be shrinking
Warning: Do NOT get into a breath-holding contest with a naked mole rat