Geology

Scientists set out to investigate how these unusual structures form.
Katharine Gammon, Contributor
Analysis of fish ear bones reveals how bioluminescent lanternfish became so abundant.
Joshua Learn, Contributor
A new model, based on "sea glass" from ocean ridges, may help scientists more easily answer a question they have long struggled with.
Tom Metcalfe, Contributor
Scientists link the start of movements in the Earth's crust to increasing amounts of aluminum in crystals about 3.6 billion years ago.
James Gaines, Contributor
Researchers and Aboriginal people are working to protect 3.5-billion-year-old stromatolite fossils in western Australia.
Nala Rogers, Staff Writer
Understanding how magnetic fields change is crucial for protecting communications networks and power grids.
Rebecca Boyle, Contributor
New discovery of ancient phosphorus-bearing minerals challenges assumptions about the way early life evolved.
Nikk Ogasa, Contributor
Sensing earthquakes with telecommunications cables could lead to better warnings.
Katharine Gammon, Contributor
Ancient sediments reveal that shortly after emerging from the sea, microbial life may have adapted to survive in acidic lakes.
Nikk Ogasa, Contributor
Scientists recently uncovered the ancient dens of 2-meter-long worms.
Charles Q. Choi, Contributor
Rock core samples may carry marks made by cosmic rays up to billions of years old.
Yuen Yiu, Staff Writer
A quarter century of shoreline measurements show that the supermoon’s gravitational force drives more erosion.
Tess Joosse, Contributor