Browsing Tag
geochemistry
3 posts
3.1 billion‑year‑old rocks in Australia reveal a forgotten chapter of Earth’s water cycle
Eric Vandenburg, Adelaide University In the 45°C heat of the midday April sun, I swing my sledgehammer into…
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.
Earth’s ‘heartbeat’ is tearing Africa apart, study finds
New research reveals that rhythmic surges of molten rock are acting like a geologic heartbeat, slowly splitting the African continent to form a new ocean.