Collisions are a growing risk as space gets more crowded, and greenhouse gas emissions could make things worse. Greenhouse ...

Exactly how much pollution the Starship mishap produced in the higher atmosphere is hard to tell. Scientists, for example, are also not sure how much of the megarocket's mass burned up and how ...

a scientist warned that the rocket's spectacular demise may have caused significant amounts of atmospheric pollution. That's about 35 percent of all the aluminum that enters the atmosphere from ...

With enough time, this natural process of literally petrifying the air will cleanse the atmosphere of the carbon dioxide pollution humanity has emitted from burning fossil fuels and other activities.

Engineers are developing engines for vehicles that are more efficient. This means that the engine uses less fuel and so produces less air pollution.

Starlink satellites burn up, creating artificial meteor showers—but they release aluminum oxide, potentially damaging Earth’s ...

Early risers on Friday will be treated to the spectacle of the moon turning blood red as it drops towards the horizon. The ...