Scientists have uncovered a surprising reason why some chronic wounds refuse to heal, even when treated with antibiotics. A ...

Reduced blood flow to the brain is thought to be a key factor in many forms of dementia, including Alzheimer's, and ...

The Baltic Sea is one of the most enclosed seas on Earth, trapping pollution for generations. As oxygen levels collapsed, normal ecosystems died, but microbes adapted instead. Scientists discovered ...

Near-death experiences, often reported after cardiac arrest or trauma, remain unexplained despite decades of research into ...

The Buffalo Bills have been preparing for the altitude in Denver prior to their playoff game against the Broncos.

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

HOUSTON — Shoppers at Memorial City Mall were evacuated Tuesday afternoon after an ammonia leak near the mall’s ice rink ...

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

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

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

Researchers find that microbes on tree bark can alter greenhouse and toxic gases, shaping climate and air quality beyond ...