main content
National Academy of Sciences
National Academy of Engineering
Institute of Medicine
National Research Council
  All National Academies facilities in the Washington, D.C. area are OPEN under a NORMAL schedule.

Local television and radio stations may also be a source of information about operational status if Web and telephone access are unavailable.

WEEKENDS: In case of inclement weather, participants in weekend activities should contact the event organizer.

HOLIDAYS: Facilities are closed on the following official 2014 holidays:

New Year’s Day - Jan. 1

Martin Luther King Jr. Day - Third Monday in January

Presidents’ Day - Third Monday in February

Memorial Day - Last Monday in May

Independence Day - July 4

Labor Day - First Monday in September

Thanksgiving Day - Fourth Thursday in November

Day after Thanksgiving - Fourth Friday in November

Christmas - Dec. 25

Day after Christmas - Dec. 26