Microscopic ocean algae produce a huge share of Earth’s oxygen—but they need iron to do it. New field research shows that when iron is scarce, phytoplankton waste energy and photosynthesis falters.

For the first time ever, full Snapped episodes are now a podcast. Subscribe to this true crime podcast for the direct audio from the original Snapped episodes that have aired on Oxygen over the last ...

The American South is known for its beauty and culture. However, its dark side – the greed, the lust, the wrath – can be just as alluring.

Oxygen therapy is not the first choice to treat obstructive sleep apnea. Oxygen therapy can help some people with sleep apnea if they have high loop gain. Oxygen therapy for obstructive sleep apnea ...

An overnight pulse oximetry test checks your blood oxygen levels while you sleep. It's not enough to diagnose sleep apnea, but it can show if you need more tests. An overnight pulse oximetry test is a ...

cDepartment of Health Research Methods, Evidence, and Impact, McMaster University, Hamilton, ON, Canada ...