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Global

A world map with orange markers placed at the site of protests from social media.
Source

Map with Many of the Protests in Puerto Rico and the World 2019

An event in Puerto Rico that captured world attention and motivated the interest of many Puerto Ricans in the diaspora to participate was the Summer of 2019 movement.

A green background with counters on a counting board.
Methods

History of Pre-Modern Math

Before the widespread adoption of Arabic numerals, medieval and early modern Europeans added, subtracted, multiplied, and divided using a type of abacus known as a counting board and only afterwards recorded the results of their ca

A green background with counters on a counting board.
Source

Adding and Subtracting with an Early Modern Counting Board

Before the rise of literacy rates, counting boards such as the one featured in the video were the most common way to perform arithmetic. After pen-and-paper arithmetic replaced counting boards, Arabic numerals also became dominant throughout Europe. 

A table with popular world development indicators for four Caribbean countries dating from 1972, 1980, 1990, 2000, 2010, and 2020.
Teaching

Economic Diplomacy in the Caribbean Since the Second World War

Economic affairs are an essential part of world history and, even more so, in contemporary times after World War II, when globalization processes with higher levels of interdependency and proximity among individuals and countries are increasingly observed.

An image of sound waves with the text "play audio" under.
Source

One Voice SOMOS Live! A Concert for Disaster Relief

Several Caribbean public figures (Puerto Rican artists Jennifer López and Marc Anthony and baseball player Alex Rodríguez) served as ambassadors of the Greater Caribbean before the world, to raise funds to address the immed

A screenshot of a Facebook post in Spanish with multiple images of people fro
Source

Solidarity Expressions from the Puerto Rican Diaspora

An event in Puerto Rico that captured world attention and motivated the interest of many Puerto Ricans in the diaspora to participate was the Summer of 2019 movement.

Link to source page for AAAS Letter
Teaching

Short Teaching Module: Science, Technology, and the U.S. Military-Industrial Complex during the Cold War

For decades, the relationship between science and the U.S. government during the early Cold War years was understood largely as a story of a militaristic state persecuting and co-opting scientists and scientific institutions to serve national security interests.

Link to source page for Harvard Letter
Source

Harvard Physics Department asserts that investigations threaten national security, 1950

This document is the response of the Harvard University Physics Department to a proposed Congressional amendment in 1950 requiring that the FBI investigate scientists’ “loyalty” before they could receive government contracts.

Link to source page for NAS Letter
Source

National Academy of Sciences objects to political persecution of Condon, 1948

This document from 1948 expresses concern by members of the National Academy of Sciences (NAS) over the political persecution of Edward Condon, a physicist and director of the Bureau of Standards.

Link to source page for AAAS Letter
Source

AAAS Defends Edward Condon from HUAC, 1948

This document from 1948 circulates to members of the American Academy of Arts and Sciences (AAAS) the organization’s position on the political persecution of Edward Condon, a physicist and director of the Bureau of Standards.