Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
A curious young man, assissted by Marie Bartlett (USGS Geologist), looks through a microscope at the USGS booth at the Woods Hole Science Stroll to view foraminifera, tiny microfossils that live in marine environments.
Public Domain.
