Signatures of the Space Age: Spacecraft metals left in the wake of humanity’s path to the stars
By Brittany Steff, Purdue University Published by Phys.org, 16 October 2023 The Space Age is leaving fingerprints on one of the most remote parts of the planet—the stratosphere—which has potential implications for climate, the ozone layer and the continued habitability of Earth. Using tools hitched to the nose cone of
















