Several key moments in Earth's history help us humans answer the question "How did we get here?" These moments also shed ...

A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope ...

As the world shifts toward sustainable energy sources, "green hydrogen"—hydrogen produced without emitting carbon—has emerged ...

§ Environmental and Occupational Health Sciences Institute, Rutgers University, Piscataway, New Jersey 08854, United States ∥ Global Health Institute and the Nicholas School of Environment, Duke ...

Breathe easy, for now. Scientists say our breathable air won't last forever. A new NASA-supported study warns that Earth's ...

One organisation, Dignitas, has experimented with oxygen deprivation as an alternative to sodium pentobarbital. Objective To analyse the process of assisted suicide by oxygen deprivation with helium ...

The British Thoracic Society (BTS) Home Oxygen Guideline provides detailed evidence-based guidance for the use of home oxygen for patients out of hospital. Although the majority of evidence comes from ...

Background In hospitalised patients with exacerbation of Chronic Obstructive Pulmonary Disease, European and British guidelines endorse oxygen target saturations of ...

Given the presented objective, this work is structured as follows. In Section 2, we describe the basic elements that compose a simplified kinetic model of the tropospheric ozone cycle, which therefore ...

As per a report, head coach Gautam Gambhir wanted fresh faces for the next WTC cycle and as a result, Rohit Sharma and Virat Kohli's fate was sealed. Virat Kohli, the biggest superstar in the ...