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World Portuguese Language Day is celebrated every year in May. It is a celebration shared by millions around the world, including among the vast and important Portuguese speaking communities in Massachusetts. Portuguese is a global language, spoken by millions in different continents, and it is one of the most spoken languages in Massachusetts. Join us for an afternoon of celebration with the music of Portugal, Cape Verde, and Brazil, followed by light refreshments. Performers at the event include Mia Tomé, accompanied by Zé Manel Cavaco from Portugal; Vuca Pinheiro and Nhela Sax from Cape Verde; and the Trio Alma Brasileira from Brazil. The event is organized by the Consulates General of Portugal, Cape Verde, and Brazil, with the support of Camoes, Institute for Cooperation and Language, and in partnership with the Cambridge Public Library.

Harvard Book Store and the Cambridge Public Library welcome Stephen Greenblatt—Cogan University Professor of the Humanities at Harvard University, a leading scholar of English Renaissance literature, and author of sixteen books, including the Pulitzer Prize and National Book Award–winner The Swerve—to celebrate the paperback release of Dark Renaissance: The Dangerous Times and Fatal Genius of Shakespeare's Greatest Rival, which released in hardcover in 2025 and received immense praise from The New York Times, The Washington Post, NPR, and The Wall Street Journal. In addition to the paperback release of Dark Renaissance, Greenblatt's first work Sir Walter Ralegh: The Renaissance Man and His Roles, originally published in 1973 and based on Greenblatt's dissertation, will be rereleased in paperback on September 1, 2026 with a new foreword from Greenblatt. Registration is required.

The Cambridge Police Department - Cyber Crime Unit is looking for assistance with the identification of an individual who was involved with a breaking and entering and subsequent larceny from the North Cambridge area on July 3 and July 4, 2025.

A monthly e-newsletter providing information on getting around Cambridge. This includes information about active and sustainable transportation in Cambridge. Each month, you’ll find information on upcoming meetings, events, projects, and getting around Cambridge by walking, biking, taking transit, and more.

Information and resources to protect children.

The guide outlines care and custody options, including caregiver authorization, temporary agent authorization, and guardianship of a minor. The guide offers a comparison of how these options differ, and outlines the process for setting up each of these arrangements. It also offers a checklist of documents that parents may want to ensure they have in a safe place and available to the child and his or her caregiver as needed, such as passports, medical records, contact information and more.

Programs and Events for Teen Room

Drop by the Central Square Branch's Lewis Room to color and chat with your neighbors. Coloring supplies and snacks will be provided. No registration required! The City of Cambridge does not discriminate, including on the basis of disability. We may provide auxiliary aids and services, written materials in alternative formats, and reasonable modifications in policies and procedures to people with disabilities. For more information contact us at library@cambridgema.gov, 617-349-4032 (voice), or via relay at 711.

Join the Economic Opportunity and Development Division and the Cambridge's Women Commission for the next Women's Entrepreneurship Network Meetup on March 24, 2026.

The Harvard School of Dental Medicine’s Students for Smiles Club and the Cambridge Public Library are hosting a free community event on oral health. Attendees will learn how to brush and floss the right way through a short talk and hands-on practice. The program will also share simple tips for preventing common dental problems and explain when to see a dentist. Free toothbrushes, toothpaste, floss, and local dental care resources will be available for everyone.