Category: Rocks
Rounded body with a near-gaussian distribution of curvatures.
Researchers discover the shape of a pebble and that it never changes as it erodes.
Post date: Monday, July 17th, 2006.
Integrated Ocean Drilling Program.
Drilling expedition has recovered an igneous rock called gabbro in a fossil magma chamber 1.4 km beneath the seafloor.
Post date: Thursday, April 20th, 2006.