The strength of Earth’s magnetic field and the amount of oxygen in its atmosphere seem to be correlated—and scientists want ...

Earth's magnetic field and oxygen levels have increased more or less in parallel over the past 540 million years, suggesting ...

It's no secret that Earth is doomed. Sure, there's the threat of climate change and the fact that sea levels are rising ...

Many ocean carbon removal methods, like fertilization or biomass sinking, reduce oxygen levels and cause harm to marine ecosystems.

When the magnetic field around the Earth grows stronger, oxygen levels rise. That is the surprising finding of a new study looking at more than half a billion years of planetary history.

As concern grows over racial bias in common medical tools like pulse oximeters, a new study shows that smartphones may offer ...