Chain Reaction by ACS artwork

Chemistry · American Chemical Society

Chain Reaction by ACS

by American Chemical Society

Chain Reaction links chemistry's past to its future, revealing how this ever‑evolving science shapes the world around us, from the materials we use every day to the environment that we depend on. Each episode brings fresh perspectives and personal stories from chemists, engineers, and other scientists, as well as historians who guide us through pivotal moments in chemistry’s history. Together, we’ll uncover chemistry’s surprising connections, explore its interdisciplinary impact, and see how past discoveries set off the breakthroughs of today and the future.  Whether you’re a student, an experienced scientist, or simply curious, Chain Reaction will show you how chemistry fits into the bigger picture — and why it matters now more than ever.

Latest episodes

Showing 20 · updated from the feed

From Insulin to GLP-1s — a Peptide Saga: The Drugs That Shape Us, Episode 4

#13 trending · Chemistry

If you’re on social media, you may feel bombarded by influencers promoting peptides for a range of ailments so broad it almost seems like a brand-new trend. But peptide-b

Sep 3
41 min

Three Theories of Depression and the Promise of Psychedelics: The Drugs That Shape Us, Episode 3

#39 trending · Chemistry

In the late 1950s, a tuberculosis drug was repurposed as the world’s first antidepressant. Then the selective serotonin reuptake inhibitor (SSRI) Prozac ushered in a new

Aug 27
56 min

Beyond the Pill: The Drugs That Shape Us, Episode 2

The discovery of sex hormones in the 1930s led to the development of female birth control, a widely used class of drugs that reshaped cultural norms surrounding fertility

Aug 20
40 min

The Antibiotics Boom, Bust, and Search for What's Next: The Drugs That Shape Us, Episode 1

Through a few serendipitous discoveries, antibiotics changed the course of history by turning deadly infections into manageable sicknesses. But it didn’t take long for  b

Aug 13
50 min

Teaser: The Drugs That Shape Us

You’ve likely relied on a drug at one point or another, whether it be a prescribed medication or something over the counter. The upcoming miniseries of Chain Reaction exp

Aug 6
1 min

[Bonus] The Poison Squad and Urinalysis: The Fascinating Lives of ACS Presidents Harvey Wiley and Helen M. Free

This bonus episode continues the celebration of the American Chemical Society’s 150th anniversary by spotlighting two remarkable ACS presidents whose work helped shape pu

Jul 23
18 min

A Conversation with Chemical Kim: Chemistry is Everyone, Episode 4

To cap off this special #ACS150 miniseries, we chat with chemistry educator, science communicator, and social media creator Kim Hilton — better known as Chemical Kim (fol

Jul 9
36 min

Chemistry in the New Space Age: Chemistry is Everyone, Episode 3

Space is the place . . . for chemistry! ACS president-elect Chris Bodurow and three colleagues chat about the role of chemistry in space exploration and how they ended up

Jul 2
27 min

Mentoring Across Generations: Chemistry is Everyone, Episode 2

ACS president Rigoberto Hernandez invites colleagues to speak about mentorship, communication, and the human side of science. One of Rigoberto’s former students, Ashley R

Jun 25
28 min

Breaking Barriers: Chemistry is Everyone, Episode 1

This episode of Chain Reaction launches a special series celebrating the American Chemical Society’s 150th anniversary. Immediate past president, Dorothy Phillips, interv

Jun 18
30 min

Teaser: Chemistry is Everyone

In celebration of the 150th anniversary of the American Chemical Society, our upcoming miniseries features the past, present, and future presidents of ACS in conversation

Jun 11
2 min

[Bonus] From the Cutting Room Floor: Anthrax Decontamination Following the 2001 Attacks

In the inaugural “From the Cutting Room Floor” — where we take parts of interviews that didn’t quite fit in our regular episodes — we talk about anthrax. Well not exactly

May 28
7 min

Does Earth Have Limits?: The Chemistry of Pollution, Episode 4

Pollution is only one way humans are altering our planet. There’s climate change, sea level rise, biodiversity loss, and much more. Earth system scientists, including bio

May 14
29 min

The Soil and Superfund Sites Beneath Us: The Chemistry of Pollution, Episode 3

Water and air pollution may capture the headlines, but there’s another threat looming beneath our feet: soil. We farm on it, build cities on it, and pull water from it. B

May 7
39 min

It’s a Watery World: The Chemistry of Pollution, Episode 2

We live in a watery world; 71% of Earth is covered in water. But humans have polluted Earth’s water for decades with pollutants like plastic, oil, and drugs. Marine chemi

Apr 30
37 min

The Air We (Want to) Breathe: The Chemistry of Pollution, Episode 1

In the first episode of our series on pollution, we’re turning to the very thing necessary for human life: air. Environmental engineer Pete DeCarlo introduces us first to

Apr 23
36 min

Teaser: The Chemistry of Pollution

In this miniseries, Chain Reaction takes listeners on a sweeping journey through the hidden chemistry of pollution—above us, around us, and beneath our feet. The series

Apr 16
1 min

[Bonus] Egg cars, butterfly opsins and mosquito brains: Get to know host Margot Wohl

In this special bonus episode of Chain Reaction, meet the voices behind the American Chemical Society’s newest chemistry podcast. Host and producer Margot Wohl and execut

Apr 9
16 min

150 Years of ACS: The Origin Story of Chemistry, Episode 4

For 150 years, the American Chemical Society has been a pillar of the chemistry field, supporting students and professionals through major world events and scientific dev

Apr 2
24 min

The Modern Chemist: The Origin Story of Chemistry, Episode 3

For centuries, chemistry in the United States was for one kind of a person: The white man. But now, after decades of progress, chemistry is more inclusive than ever. His

Mar 26
44 min

Chart trend

Position in the Chemistry chart (US), last 90 days.

#1
all-time peak
48
days in the top 3 since Mar 2026

Chart positions

Where Chain Reaction by ACS ranks today in each Apple Podcasts chart (US, Sep 15, 2026).

#5 ▲ 1 Chemistry US

What listeners say

A curated, balanced selection of Apple Podcasts reviews.

I am not a chemist, but I love this Podcast! I especially like the commentators’ interview questions, keeping the topics interesting and with a great flow. Story telling and history. It isn’t just for Chemists!!

dahlia H · Apr 2026

We strive to present a balanced view by showing a diverse range of reviews from Apple Podcasts.

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About Chain Reaction by ACS on Reason.fm

Here you find the Apple Podcasts chart positions of Chain Reaction by ACS, its latest episodes to listen to directly, and reviews from listeners. Rankings are updated daily for the United States.

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