Oxygen has provided a breath of fresh air to the study of the Earth's evolution some 400-plus million years ago. A team of researchers, including a faculty member and postdoctoral fellow from ...

Oxygen levels in the Earth's atmosphere are likely to have 'fluctuated wildly' one billion years ago, creating conditions that could have accelerated?the development of early animal life, according to ...

Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

Earth's lakes are experiencing an alarming drop in oxygen levels, new research shows. Similar trends have also been observed across rivers and seas. But some lakes are losing oxygen up to nine times ...

Rivers in the US and central Europe are rapidly losing oxygen due to rising temperatures, which is putting fish at risk. Li Li at Pennsylvania State University and her colleagues have reconstructed ...