Browsing Tag
earth history
3 posts
First forests sparked deep-ocean oxygen, study says
A new study reveals how the emergence of Earth’s first forests permanently oxygenated the deep ocean, triggering a significant evolutionary diversification of marine animals approximately 390 million years ago.
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.
Hidden craters reveal Earth may once have had a ring – like Saturn
Artist’s impression. Oliver Hull Andrew Tomkins, Monash University The rings of Saturn are some of the most famous…