What Do Tear Gas and ICE Raids Do to People? - Science Vs Recap

Podcast: Science Vs

Published: 2026-01-29

Duration: 41 min

Summary

This episode explores the impacts of tear gas and ICE raids on communities, particularly in Minneapolis, where recent events have sparked intense protests and violence. The discussion delves into the science behind tear gas and its long-term effects on individuals exposed to it.

What Happened

Rose Rimmler, filling in for Wendy Zuckerman, opens the episode by addressing the current situation in Minneapolis, where ICE has conducted significant raids leading to widespread community distress. The episode highlights a shocking incident where a grandfather was detained in the dead of winter, illustrating the harsh realities faced by families during these operations. The chaos has led to protests, with federal agents responding violently, including the use of tear gas against demonstrators.

The episode features an interview with a local resident referred to as 'T', who provides firsthand accounts of the escalating violence and turmoil in the city. He describes the atmosphere as feeling like a 'dystopian war zone', with the overwhelming presence of tear gas and the sounds of chaos filling the streets. This narrative sets the stage for a deeper exploration of the science behind tear gas, including its history, effects, and the ongoing research being conducted by scientists like Jennifer Brown, who became involved in studying tear gas during the protests following George Floyd's death.

Key Insights

Key Questions Answered

What were the community reactions to ICE raids in Minneapolis?

Minnesotans have been actively protesting against the ICE raids, organizing marches and documenting the actions of federal agents. The situation has led to protests that have escalated into violent confrontations, with reports of tear gas being used against demonstrators and bystanders. Families have expressed outrage, especially when incidents like a grandfather being detained in cold weather emerged, highlighting the traumatic impacts on local communities.

How does tear gas affect people physically and psychologically?

The episode discusses the physical effects of tear gas, including immediate symptoms like coughing, vomiting, and mucus production. Individuals exposed to it, like T, reported severe reactions such as vomiting and difficulty breathing. Beyond the immediate physical responses, the long-term psychological effects of such exposure are under investigation, as scientists are beginning to understand its potential implications on mental health and well-being.

What historical context surrounds the use of tear gas?

Tear gas has been used in warfare since World War I, prompting international condemnation and the establishment of conventions against chemical weapons. The episode references how the global community recognized that escalating chemical warfare was detrimental to all, leading to ongoing debates about the morality and legality of using chemical agents like tear gas in civilian settings.

What rights do protesters have during ICE raids and police actions?

Individuals in the U.S. are constitutionally protected to peacefully assemble and protest. The episode emphasizes the importance of these rights, especially in the face of aggressive tactics employed by federal agents. Observers and protesters have the right to document actions taken by law enforcement, but the episode highlights the risks involved when these rights are challenged or violated.

Who is Jennifer Brown and what is her research focus?

Jennifer Brown is a neuroscientist who became interested in the effects of tear gas during the protests following George Floyd's death. She and her colleagues began researching the implications of tear gas on health after witnessing its use against protesters. Their work aims to understand the biological and psychological impacts of tear gas, contributing to a growing body of research that seeks to inform public safety and health policy.