Union of Concerned Scientists

Got Science?

Get your science on with the new podcast from the…
Got Science?


Get your science on with the new podcast from the Union of Concerned Scientists. Our hosts take on technology, attacks on science, climate change, and more, as they channel the power of science to make the world a better place.


Science & Medicine


Ep. 75: Rush Hour In Orbit: The Science (and Politics) of Keeping Satellites Safe

Jan 7, 2020 00:28:59


Physicist and global security expert Dr. Laura Grego fills us in on the past, present, and future of satellites.

Ep. 74: As Carbon Emissions Rise, Rice Nutrition Falls

Dec 17, 2019 00:28:59


Former USDA senior scientist Lewis Ziska discusses his research on rice and carbon dioxide – and how the Trump USDA suppressed his findings.

Ep. 73: How “Evidence-Based” Became a Dirty Word

Dec 3, 2019 00:28:30


Dr. Jacob Carter explores the consequences of the Trump administration’s attacks on science.

Ep. 72: Coal Plants, Turn the Power Off and You’ll Make More Money

Nov 19, 2019 00:28:58


Energy analyst Joe Daniel explains why seasonal shutdowns can save utilities, and customers, money.

Ep. 71: Stressed-Out Fish and Ocean Acidification: Consequences of Climate Change

Nov 5, 2019 00:28:30


Dr. Sarah Cooley explains how changes in ocean chemistry are having a ripple effect on sea life and our economy.

Ep. 70: Why Trust Science? with Author Naomi Oreskes

Oct 22, 2019 00:28:59


Science Historian Naomi Oreskes explains why science's social character makes it trustworthy, and what we can learn from science's past.

Ep. 69: From H-Bomb to iPhone: A Scientist’s Journey

Oct 8, 2019 00:28:39


Dr. Dick Garwin, recipient of the Presidential Medal of Freedom, discusses his work developing the hydrogen bomb, GPS, and touch screens, as well as his advocacy for arms control

Ep. 68: Scaling Mountains to Ban Toxic Chemicals in Pajamas

Sep 24, 2019 00:28:04


Scientist and adventurer Arlene Blum discusses her research on cancer-causing chemicals in kid’s pajamas in the 70s and chemical safety today.

Ep. 67: Champions of Breakfast: How Cereal Companies Can Take a Bite Out of Climate Change

Sep 10, 2019 00:28:48


Analyst Karen Perry Stillerman discusses how cereal makers can help farmers improve soil health, prevent water pollution, and reduce the climate impact of our agricultural system.

Ep. 66: HBO’s Chernobyl Sparks Questions About US Nuclear Power Safety

Aug 27, 2019 00:27:31


Physicist Ed Lyman discusses new safety threats to US nuclear reactors and why risks here are different than in Russia.

Ep. 65: Keeping the Power On During a Climate Crisis

Aug 13, 2019 00:28:36


How do electricity grid operators make sure there’s always enough energy to meet demand? Energy expert Julie McNamara reveals the painfully wasteful answer.

Ep. 64: Baked Alaska: Fighting Forest Fires on the Last Frontier

Jul 30, 2019 00:28:30


Dr. Carly Phillips, a climate scientist and fellow at the Union of Concerned Scientists, explains how climate change is turning Alaska into a tinderbox, and what to do about it.

Ep. 63: Killer Heat in the United States

Jul 16, 2019 00:28:24


Climate scientist Kristy Dahl explains off-the-charts deadly heat, just how bad it could get, and what we can do to avert the worst-case scenario.

Ep. 62: Clean Energy Momentum: From Goals to Gigawatts

Jul 2, 2019 00:28:45


Ep. 62: Clean Energy Momentum: From Goals to Gigawatts by Union of Concerned Scientists

Ep. 61: Building a More Resilient Puerto Rico with Clean Energy

Jun 18, 2019 00:28:30


Yanel de Ángel and Ramón Bueno, an architect and climate expert originally from Puerto Rico, discuss how the island can bounce back stronger with renewable energy and other sustainable practices.

Ep. 4: Construyamos Puerto Rico Más Resiliente Con la Energía Limpia

Jun 18, 2019 00:27:13


Yanel de Ángel y Ramón Bueno, una arquitecta y un experto en el clima de Puerto Rico, hablan de como la energía renovable y otras prácticas sostenibles pueden ayudar a la isla a reponerse.

Ep. 60: Farmers and Crops on a Collision Course with Climate Change

Jun 4, 2019 00:28:35


A conversation with Dr. Marcia DeLonge about the wide-ranging impacts of global warming on our agriculture system.

Ep. 59: Can the World’s Natural and Cultural Wonders Survive Climate Change?

May 21, 2019 00:28:30


Adam Markham takes us on a tour of World Heritage Sites threatened by a warming world.

Ep. 58: How Do We Make Aging Infrastructure Climate-Safe?

May 7, 2019 00:28:30


Dr. Susanne Moser is an expert on climate change adaptation. She was one of the facilitators of California’s climate-safe infrastructure working group, which brought together scientists, planners, architects, and engineers to figure out how climate impacts can be factored into infrastructure planning.

Ep. 57: Super Pollutants: Carbon Dioxide’s Evil Cousins

Apr 23, 2019 00:29:00


Dr. Geeta Persad outlines four types of super pollutants that play a significant role in the climate change equation.

Ep. 56: The High Risks of Low-Yield Nuclear Weapons

Apr 9, 2019 00:28:59


Dr. Lisbeth Gronlund, Co-Director of the Global Security Program at the Union of Concerned Scientists, explains the capabilities of the US nuclear arsenal and why smaller-scale nuclear weapons are just as dangerous as bigger bombs.

Ep. 55: What’s the Deal With the Green New Deal?

Mar 26, 2019 00:29:00


Dr. Rachel Cleetus, an economist and climate expert at the Union of Concerned Scientists, puts the ambitious Congressional resolution under the microscope.

Ep. 54: It’s Just Code. How Can It Be Biased?

Mar 12, 2019 00:28:32


Author and professor Dr. Safiya Noble talks about racial bias in search results and discusses her book Algorithms of Oppression: How Search Engines Reinforce Racism.

Ep. 53: The Seeds of Science Advocacy: A Look Back to a Political Awakening of Scientists

Feb 26, 2019 00:28:30


In a troubled, divisive time, a small group of scientists decided to make their voices heard—and founded the Union of Concerned Scientists in the process. Dr. David Wright, co-director of the UCS Global Security Program, talks about those beginnings and the half-century of science advocacy that grew from them.

Ep. 52: The Ethical Question of Autonomous Vehicles

Feb 12, 2019 00:28:30


Mobility and equity Kendall Science Fellow Dr. Richard Ezike walks us through the equity implications of autonomous vehicles (AVs), and the infrastructure overhaul needed to get AVs on the road.

Ep. 51: Two Years of Attacks on Science: Holding the Trump Administration Accountable

Jan 29, 2019 00:27:30


Dr. Gretchen Goldman takes us through the systematic dismantling of science protections, what it means for public health and safety, and how scientists are standing up for science.

Ep. 50: Measuring Ice Thickness in Antarctica: NASA’s ICESat-2 Mission

Jan 15, 2019 00:28:51


We go behind the scenes with NASA glaciologists Dr. Kelly Brunt and Dr. Adam Greeley as they prepare for a data-collecting expedition around the South Pole.

Ep. 49: A Scientist Defending Science

Jan 1, 2019 00:28:31


Molecular biologist, Dr. Maryam Zaringhalam, left the lab to explore the intersection of science and public policy.

Ep. 48: A Dreamer’s Tale: Soil Microbes, Climate Change, and Being an Undocumented Scientist

Dec 11, 2018 00:29:05


PhD candidate Evelyn Valdez-Ward talks about her family’s story, her research on soil and climate, and her experience mentoring younger students.

Ep. 47: Why California Has the Worst Air Pollution and What Can Be Done

Nov 27, 2018 00:28:32


Los Angeles native Prof. Edward Avol talks about the impacts of pollution on children—and why it’s so important to “keep on pushing” for strong clean air standards.

Ep. 46: The Broccoli Backstory: Dr. Ricardo Salvador Explains the System Behind the Supermarket

Nov 13, 2018 00:28:31


Agricultural scientist Dr. Ricardo Salvador tells the story of how our food really gets to the grocery store, and discusses the urgent need for a sustainable and equitable food system.

Ep. 46: ¿Cómo llega el brócoli a su mesa?: El Dr. Ricardo Salvador explica el sistema alimentario

Nov 13, 2018 00:30:20


El Dr. Ricardo Salvador, científico agrícola, nos cuenta la historia de cómo llega la comida al supermercado, y nos explica por qué necesitamos urgentemente un sistema agrícola perdurable y equitativo.

Ep. 45: Geoengineering: Scarier than a Zombie Apocalypse?

Oct 30, 2018 00:28:31


Just in time for Halloween, an episode that’ll scare the daylights out of you. Frank Keutsch joins us to explain what geoengineering is, why it isn’t a magic fix for climate change, and why we still need to greatly reduce CO2 emissions.

Ep. 44: Why Science Needs Your Vote in the Midterm Elections

Oct 16, 2018 00:30:00


Andrew Rosenberg, director of the Center for Science and Democracy, goes over some of the key issues facing science, and how your vote in the upcoming midterm elections can help.

Ep. 43: Offshore Wind Turbines: An Ocean of Clean Energy Opportunity

Oct 2, 2018 00:30:17


Senior energy analyst John Rogers tells us all about offshore wind, it's clean energy benefits and why offshore wind is more feasible than ever before.

Ep. 42: Battered, Betrayed, but Not Beaten: Puerto Rico after Hurricane Maria

Sep 18, 2018 00:29:56


Climate Scientist Juan Declet-Barreto teaches us about community and resilience a year after Maria.

Ep. 2: Maltrecho y traicionado pero no vencido: Puerto Rico después del huracán María

Sep 18, 2018 00:29:54


Juan Declet-Barreto, científico climático, nos enseña sobre comunidad y resiliencia un año después de María.

Ep. 41: Electric Buses: The People’s Electric Vehicle

Sep 4, 2018 00:30:01


Dr. Jimmy O’Dea talks about a future with electric buses, trucks and other heavy duty vehicles, and the positive impact they will have on global warming emissions.

Ep. 1: Entusiasmo por la energía: el futuro de las energías renovables en Estados Unidos

Aug 21, 2018 00:26:29


Paula García, experta en energías renovables, nos cuenta sobre la expansión de las energías renovables en el mundo y en los Estados Unidos.

Ep. 40: Getting Excited About Energy: Expanding Renewables in the US

Aug 21, 2018 00:24:16


Energy expert Paula Garcia talks about the growth of renewable energy across the globe and in the United States.

Ep. 39: How Climate Change Affects Your Mental Health

Aug 7, 2018 00:29:30


Dr. Joel Nigg, a licensed clinical psychologist and professor at Oregon Health and Sciences University, discusses his research into the mental health impacts of climate change.

Ep. 38: The Science of Forest Fires: Culture, Climate, and Combustion

Jul 25, 2018 00:30:00


Professor John Bailey, an expert on all things fire, tells us about controlled burning, silviculture and why Smokey Bear had it all wrong.

Ep. 37: Revolution on the Road: The Shift to EVs and Self-Driving Cars

Jul 11, 2018 00:30:01


Vehicles expert Dr. Daniel Sperling walks us through the future of transportation and the multiple revolutions needed to make self-driving cars an affordable, convenient, and efficient reality.

Ep. 36: Coastal Homes and Properties at Risk: Sea Level Rise, Flooding, and Inundation

Jun 27, 2018 00:30:00


Economist and climate change expert Dr. Rachel Cleetus discusses new analysis that pairs NOAA climate change research with Zillow real estate data to show the threat to coastal property.

Ep. 35: From Ozone Fixer to Presidential Speech Writer

Jun 12, 2018 00:29:21


Atmospheric scientist Don Wuebbles discusses ozone recovery, all-nighters at the White House, and communicating climate science.

Ep. 34: The Federal Scientist Who Blew the Whistle

May 29, 2018 00:29:27


Joel Clement, a former policy director at the Department of Interior and new senior fellow with the Center for Science and Democracy at UCS, shares his experience of political interference in the Trump administration and the steps he took to fight back.

Ep. 33: North Korea, Its Neighbors, and the US: A China Expert’s Perspective

May 15, 2018 00:28:30


Dr. Gregory Kulacki talks about what is motivating North Korean President Kim Jong Un and the possible outcomes of a summit with President Donald Trump.

Ep. 32: Nuclear Power Reactors: Is Smaller Better?

May 1, 2018 00:30:33


How much do you know about nuclear power? Dr. Edwin Lyman, internationally recognized expert on nuclear proliferation, walks us through nuclear power, its associated risks, and small modular reactors.

Ep. 31: Navigating The Climate Change Minefield With Michael Mann

Apr 17, 2018 00:29:59


One of the nation’s most respected (and harassed) scientists, Dr. Michael Mann, discusses the climate change tipping point and battling forces of denial.

Ep. 30: The Evidence Is In: SNAP Works

Apr 3, 2018 00:28:24


You may know it as food stamps. Millions of Americans know it as the reason their families won’t go hungry tonight. Food systems and health analyst Sarah Reinhardt knows that it needs to be strengthened, not weakened, in the next Farm Bill.

Ep. 29: One Scientist's Quest to Improve Science Education in Puerto Rico

Mar 20, 2018 00:30:08


Follow the journey of Dr. Giovanna Guerrero-Medina as she grows from neurobiology researcher to organizer and science advocate for Puerto Rico before and after Hurricane Maria.

Ep. 28: Why the Government Doesn't Research Gun Violence

Mar 7, 2018 00:28:10


Charise Johnson, research associate at the Union of Concerned Scientists, talks about why the Centers for Disease Control and Prevention can’t study gun violence injuries and death, and how this leaves the public in the dark and at risk.

Ep. 27: How Science Can Make Voting Fair

Feb 21, 2018 00:24:17


Dr. Michael Latner, Kendall Voting Rights Fellow with the UCS Center for Science and Democracy, uses science to level the playing field for voters.

Ep. 26: Why the US Missile Defense System Won't Work

Feb 7, 2018 00:29:24


Physicist Dr. Laura Grego explains in lay terms just why the US ground-based midcourse missile defense system--the one that is supposed to intercept a North Korean missile--doesn't work.

Ep. 25: Who's Responsible for Climate Damages?

Jan 24, 2018 00:29:00


Dr. Peter Frumhoff discusses how science is pinpointing companies’ impacts

Ep. 24: A Retreat from Science at the Department of Interior

Jan 10, 2018 00:29:57


Sally Jewell, former Secretary at the Department of Interior, talks about the Trump administration’s effort to roll back scientific and conservation safeguards.

Episode 23: Electric Vehicles Just Won't Stall

Dec 20, 2017 00:29:46


Straight from the Los Angeles auto show, UCS engineer David Reichmuth talks about the drive to make EVs more accessible, affordable, and ubiquitous.

Episode 22: "I Want You to Act": Gina McCarthy on Pruitt’s EPA, Flint, and the Path Forward

Dec 6, 2017 00:28:58


Gina McCarthy, former administrator for the Environmental Protection Agency talks about the current state of affairs under Scott Pruitt.

Episode 21: Thanks Science!

Nov 22, 2017 00:23:06


Find out why we should be thanking science this week. Five esteemed scientists, including a Presidential Medal of Freedom winner, tell us why they are grateful for science.

Episode 20: A Climate Fingerprinter Fights On

Nov 8, 2017 00:29:51


Dr. Ben Santer, climate scientist and one of the first scientists to identify how humans are influencing the global climate, talks about his work and also how he became the target of vicious attacks by fossil-fuel interests.

Episode 19: A Football Star Stands Up for Science

Oct 25, 2017 00:33:39


From football to pharmaceuticals, there’s a playbook for sidelining science. Former NFL player Chris Borland joins UCS science and policy analyst Genna Reed to discuss how powerful interests deceive, misinform, and buy influence at the expense of public health and safety.

Episode 18: As Coal Declines, Helping Communities Rise

Oct 10, 2017 00:27:38


Dr. Jeremy Richardson, senior energy analyst at the Union of Concerned Scientists, discusses his new report on the dwindling role of coal in the U.S. energy sector, talks to a number of innovators in his home state of West Virginia about how they are transitioning away from coal, and relays the experience of environmental justice advocates fighting to improve public health in their communities.

Episode-17: Soil as ShamWow: How Farmers (and Gardeners) Can Benefit from Healthy Soil

Sep 27, 2017 00:24:16


Dr. Andrea Basche, an agricultural scientist and AAAS Fellow at USDA’s National Institute for Food and Agriculture, talks about the power of soil to fight floods and droughts. Tune in to get the dirt on dirt.

Episode 16: Real Talk with Mustafa Ali: Science, Environmental Justice, and Power

Sep 13, 2017 00:43:22


Mustafa Ali was a chief environmental justice official and founding member of the Office of Environmental Justice at the Environmental Protection Agency. He talks about his experience at the EPA, his decision to resign, and the importance of science in environmental justice.

Episode 15: Sunbeam Us Up: Solarizing Your Roof and the Electricity Grid

Aug 30, 2017 00:31:24


Senior energy analysts Laura Wisland and John Rogers from the Union of Concerned Scientists discuss all things solar, from getting solar on your roof to connecting that energy to the power grid.

Episode 14: Failing Science: The Trump Administration's Six-Month Report Card

Aug 16, 2017 00:29:20


Dr. Gretchen Goldman, research director for the Center for Science and Democracy at the Union of Concerned Scientists and co-author of the new UCS report "Sidelining Science since Day One", talks about the Trump administration's attacks on science, their real-life consequences, and how scientists and the public can fight back.

Episode 13: Living with Rising Seas: Stories from Chronically Flooded Communities

Aug 2, 2017 00:28:55


UCS scientist and climate advocate Nicole Hernandez Hammer and Pulitzer-prize nominated journalist and UCS fellow Derrick Z. Jackson talk about what they are seeing on the ground in chronically flooded coastal communities.

Episode 12: When Rising Seas Hit Home: What Coastal Communities Can Expect, and When to Expect It

Jul 19, 2017 00:28:03


Erika Spanger-Siegfried, senior analyst at the Union of Concerned Scientists, brings us startling new research on sea level rise and the hard choices ahead for coastal communities. More at: http://www.ucsusa.org/risingseashithome

Episode 11: How to Stop a Wrecking Ball: A Fourth of July Look at the Trump Administration

Jul 5, 2017 00:21:35


Ken Kimmell, president of the Union of Concerned Scientists, is back to give a recap of the recent months of the Trump administration and how he sees things playing out in light of President Trump pulling the US out of the Paris Climate Agreement.

Episode 10: Rocket Forensics: Dissecting North Korea's Missile Program Part 2

Jun 21, 2017 00:23:06


Part 2 of our interview with Dr. David Wright, co-director of the Global Security Program at the Union of Concerned Scientists. Dr. Wright continues his discussion of North Korea’s missile program, the accelerating pace of launch tests, and what scientific information he gleans from each of them.

Episode 9: Rocket Forensics: Dissecting North Korea's Missile Program, Part 1

Jun 7, 2017 00:21:23


Dr. David Wright, co-director of the Global Security Program at the Union of Concerned Scientists, discusses North Korea’s missile program, the accelerating pace of launch tests, and what scientific information he gleans from each of them.

Episode 8: Bridging the Faith-Science Divide

May 24, 2017 00:21:19


Dr. Katharine Hayhoe, director of the Climate Science Center at Texas Tech University, discusses her life as an evangelical Christian and climate scientist.

Episode 7: African Americans Against the Bomb: Connecting Nuclear Weapons and Racial Justice

May 10, 2017 00:28:33


Dr. Vincent Intondi, director of the Institute for Race, Justice, and Community Engagement at Montgomery College, talks about the forgotten history of African Americans against the nuclear bomb. In this interview he connects the fight against nuclear weapons with racial equality.

Episode 6: The Amazing Renewables Race: Ranking the States on Clean Energy

Apr 25, 2017 00:25:49


John Rogers, senior energy analyst with the Climate and Energy Program at the Union of Concerned Scientists, talks about some of the surprising findings in a new UCS report on state-level clean energy progress.

Episode 5: Unpacking the Snowpack: Is the California Drought Really Over?

Apr 12, 2017 00:23:26


Dr. Juliet Christian-Smith, senior climate scientist with the Climate and Energy Program at the Union of Concerned Scientists, talks about water, snowpack, and the drought in California.

Episode 4 - Science and Justice are Indivisible: A Conversation with Robert Bullard, March 28, 2017

Mar 29, 2017 00:25:38


Dr. Robert Bullard, the father of the environmental justice movement, discusses his past, new fights, and the role of scientists in solving environmental racism.

Episode 3 - The Ultimate Designated Driver: Pros and Cons of Self-Driving Cars, March 14, 2017

Mar 15, 2017 00:16:09


Vehicles analyst Jimmy O'Dea from the Union of Concerned Scientists discusses everything from the practical issues to the philosophical implications of self-driving cars.

Episode 2 - Federal Science in the Crosshairs, Feb. 28, 2017

Mar 1, 2017 00:25:50


Dr. Andrew Rosenberg, director of the Center for Science and Democracy at the Union of Concerned Scientists discusses the challenges ahead for federal scientists in the Trump administration.

Got Science Promo

Feb 15, 2017 00:00:38


Got Science Promo by Union of Concerned Scientists

Episode 1 - The Factless President, Feb. 14, 2017

Feb 13, 2017 00:19:28


Ken Kimmell, president of the Union of Concerned Scientists, discusses the role of science in the Trump administration.

Bonus Episode - The Jet Stream Winter Machine, Feb. 14, 2017

Feb 13, 2017 00:06:56


Climate scientist Dr. Brenda Ekwurzel sets us straight on snowy weather and global warming.