GeologyG
What caused an extreme ice-age climate in Earth’s history?
What made Earth a giant snowball 700m years ago?
Dune patterns show environmental changes on Earth and other planets
Analyze satellite photographs of 46 dune regions on Earth and Mars to understand sand exchange.
How the Earth’s continents formed more than three billion years ago?
Plate tectonics research rewrites history of Earth's continents
What caused mass extinctions on Earth 420 million years ago
A longstanding paleoclimate mystery has been resolved.
A mineral signature for finding Burgess Shale-type fossils
Various scientists have suggested that the earliest life on Earth originates from the natural stays of life forms without hard parts. However, by far most of...