Science ❯ Earth Sciences ❯ Geology

Planetary Science

Core Composition Earth's Core Dynamics Habitability of Planets Core-Mantle Interaction Earth's Inner Structure Planetary Dynamics Comparative Planetology Rocky Planet Formation Solar System Earth's Interior Meteorite Impacts

17 ARTICLES

last mo.

Pilbara Crater Dated to About 3.02 Billion Years Would Be Earth’s Oldest Known Impact Site

Direct uranium–lead dating of impact‑altered zircon plus hydrothermal apatite yields matching ~3.02 billion‑year ages that could place the Pilbara site in the Archean, reshaping views of early crustal hydrothermal systems.

3 ARTICLES

2mo ago

Study Reconstructs 2010 Reversal of Earth’s Outer‑Core Flow Beneath the Pacific

5 ARTICLES

6mo ago

New Experiments Suggest Earth’s Core Holds Nine to 45 Oceans’ Worth of Hydrogen

7 ARTICLES

11mo ago

Simulations Point to Carbon as Trigger for Earth’s Inner-Core Formation