View through the eyepiece of a dissecting microscope showing a group of 25 N. stella foraminifera. Foraminifer are extremely abundant on Earth. Most are only about 300 microns in diameter. Disclaimer: ...

A light microscope image of a planktonic foraminifera (bottom right) surrounded by thin strands of its cytoplasm that extend into the surrounding environment. This living specimen had recently been ...

The Museum has a strong tradition of foraminifera research dating back to the late 1800s. As a result, the foraminifera collection - with approximately 250,000 slides - is the most extensive of our ...

For more than 25 years, Arthur Earland and Edward Heron-Allen partnered in studying fossils of Foraminifera, a phylum of marine single-celled organisms often protected by shells of calcium carbonate.

Between 18,000 and 11,000 years ago, the amount of carbon dioxide in the atmosphere suddenly shot up. This caused rapid global warming, the mass melting of glaciers, and the end of the last ice age.

Imagine there are ten different types of shells, each the size of a grain of sand, mixed in the bowl of mud in front of you. You want to find each type of individual shell —what do you do? For ...