Browsing Tag
planetary evolution
5 posts
Why was the early Earth so hot? The heat wasn’t just coming from the inside
Tim Johnson, Curtin University and Craig O’Neill, Queensland University of Technology When you think about a large asteroid…
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…
We discovered a new rock type containing garnet inside a meteorite fragment from Mars
Tanya Kizovski, Brock University On Earth, garnet is best known as the fiery red January birthstone — popular…
Mars has a solid core, resolving a longstanding planetary mystery — new study
NASA Kevin Olsen, University of Oxford and Mhairi Reid, University of Oxford Scientists have discovered that Mars has…
Study: Mars self-regulated as a desert planet
New research suggests a negative feedback loop involving carbon-trapping rocks may have doomed Mars to become a self-regulating desert planet with only fleeting periods of habitability.