Hayden Library — home to the Humanities & Science Libraries — is open till 2am daily during Finals
from Thursday, May 13 to Friday, May 21:
weekdays, 8am-2pm and Saturday & Sunday, May 15 & 16, 10am-2pm.
Extended hours are for the MIT community only.
Hayden will close Friday, May 21 at 7pm. Summer hours begin May 22.