Browsing Tag
stratigraphy
3 posts
Earth’s oldest crater really is over 3 billion years old, new study confirms
Chris Kirkland, Curtin University In the Pilbara of Western Australia, some of Earth’s oldest rocks lie beneath the…
Study charts 540 million years of rapid sea level change
A breakthrough study quantifies 540 million years of rapid sea level fluctuations, revealing how ancient ice ages caused dramatic 100-meter shifts in Earth's coastlines.
Age of oldest known human footprints in Americas confirmed by new study
By analyzing ancient mud, scientists have added a powerful new line of evidence confirming that humans walked in North America during the peak of the last ice age.