Some of Earth’s earliest microbes evolved the ability to use oxygen hundreds of millions of years before it accumulated in ...

As the climate crisis becomes a part of daily life with unprecedented heat waves and cold snaps, technology to effectively remove greenhouse gases is emerging as a critical global challenge. In ...

Of 3 recommendations provided for home oxygen use in patients with COPD, a strong recommendation was made for providing at least 15 hours per day of long-term oxygen therapy (LTOT) in those with ...

Oxygen fills the air today, but for most of Earth’s early history it barely existed. Scientists say the atmosphere did not hold steady oxygen until about 2.33 billion years ago, during the Great ...

In 2026, VARON continues to focus on clarity, reliability, and long-term user support. By offering a clearly structured lineup--from high-performance portable devices to clinical-grade home ...

Oxygen is everywhere on Earth today. But that hasn’t always been the case. Scientists think oxygen only became a lasting part ...

"We burn through oxygen every day," a New York doctor said. Hospitals across the U.S. battling the coronavirus have been consistently reporting shortages of personal protective gear, ventilators and ...

While oxygen therapy is effective for cluster headaches, its effectiveness for migraine is still uncertain and requires further research. Some studies suggest oxygen therapy may reduce migraine ...

Aerobic respiration began hundreds of millions of years earlier than previously thought, a new study suggests.