Located in the stratosphere, where it shields Earth from harmful ultraviolet radiation, the ozone layer plays a key role in preserving the planet's biodiversity. Now we may have a better idea of w ...

Scientists are not sure how much metallic dust remained in the atmosphere after the most recent SpaceX rocket 'disassembly.' ...

Reductions in air pollution have helped warm the planet by cutting down on reflective particles in the atmosphere – but ...

Aristotle suggested that air was one of four elements that also included earth, water, and fire, and for 2000 years this was the prevailing view. But beginning in the 17th century, a new era of ...

Evangelista Torricelli, one of the first to discover atmospheric pressure, once said, "We live submerged at the bottom of an ocean of the element air." The Earth's gravitational field is pulling ...