A growing body of peer-reviewed research shows that rocket launches and satellite reentries are depositing pollutants directly into the stratosphere, where they threaten to slow the recovery of ...

After years of research, international experts have confirmed the discovery of a new chemical reaction, launching new ...

And the dreaded polar vortex will again invade the Midwest and East with soul-crushing Arctic chill. This forecast of extremes comes as weather whiplash has already hit much of the East. On Wednesday, ...