New research points to when massive asteroid impact happened, and why only some animals survived.
The findings suggest current theories of how some volcanoes form may be too simple.
A keen eye and a bit of luck help scientists find something deep in the ice
Ancient 2-meter tall theropods could have outrun most humans.
Scientists prepare to probe other planets by combining different ways to detect signs of life.
New study examines rare sedimentary rocks atop some of the planet's oldest large land masses.
Scientists set out to investigate how these unusual structures form.
Analysis of fish ear bones reveals how bioluminescent lanternfish became so abundant.
A new model, based on "sea glass" from ocean ridges, may help scientists more easily answer a question they have long struggled with.
Scientists link the start of movements in the Earth's crust to increasing amounts of aluminum in crystals about 3.6 billion years ago.
Researchers and Aboriginal people are working to protect 3.5-billion-year-old stromatolite fossils in western Australia.
Understanding how magnetic fields change is crucial for protecting communications networks and power grids.