U.S. flag

An official website of the United States government

  • Online Services, Training, and Resources

    The NIH Library is here to help you—online—with your virtual information and research needs. Check out the extensive set of NIH Library service and resources that are available online.

  • R Office Hours: Free Drop-in Consulting Service at the NIH Library

    Are you using R, but have run into a problem that has you stumped? Help is available! The NIH Library is pleased to offer a new drop-in consulting service for R users. R Office Hours will be held on the second Tuesday of each month from 12-2 pm in the NIH Library Media Room.

  • NIH Celebrates Pi Day

    The Greek letter π is the symbol for the irrational number representing the ratio of the circumference of a circle to its diameter. It is approximately 3.1415926. Pi Day is an annual celebration on March 14th (3/14), with this year’s being a very special Pi Day (3/14/15).