Antarctica is nature’s forensic freezer, preserving records of the past in layers of largely unsullied ice and snow that scientists have dug up to explore past geologic and atmospheric conditions. The southernmost continent has also proved an ideal hunting ground for meteorites, which stand out atop ice sheets and snowfields and tend to undergo little weathering and terrestrial contamination after arrival. [More]
The material in this press release comes from the originating research organization. Content may be edited for style and length. Want more? Sign up for our daily email.