Is the Seine River really safe for swimming?
The Seine River in Paris has been closed to public swimming for more than 100 years, but it reopened to swimmers this summer. We talked to two people who took a dip.
Sep 23, 2025 • 0 min 0 sec
Possibly Podcast Episodes
How does air pollution affect our health?
If you’ve been outside on a smoggy day, you’ve probably noticed that your body reacts poorly to bad air quality. Maybe you coughed, or got a headache. But what actually happens to your body when you breathe in polluted air?
Jul 15, 2025 • 1 min 26 sec
Should we help plants and animals move if they can’t keep up with climate change?
This week on Possibly, we’re looking at a practice called assisted migration – physically moving organisms whose habitats are shifting due to climate change. Should humans intervene to help species keep up with climate change?
Jul 8, 2025 • 1 min 27 sec
Heat pumps run on a substance that can create a lot of emissions. Is it still worth buying them?
If refrigerant, the key substance inside a heat pump leaks into the atmosphere, it can warm the planet thousands of times more than CO2. The Possibly team does the math to see if that risk outweighs the climate benefit of heat pumps.
Jun 3, 2025 • 1 min 27 sec
Our resolutions for 2025
As we head into a new year, our Possibly team decided to think about all of our episodes, and how they might inspire our resolutions for 2025. Here’s what some of us had to say.
Dec 31, 2024 • 1 min 5 sec
Is climate change making turbulence worse?
Today we're taking a look at what causes in-flight turbulence and how rising temperatures might be making your flight bumpier.
Sep 10, 2024 • 3 min 58 sec
Should we use hydropanels to pull clean water out of thin air?
A new technology promises to suck water vapor out of the air and turn it into water that we can drink. How do they work and are these worthy investments?
Aug 6, 2024 • 3 min 21 sec
Could we use gym equipment to make electricity?
Brown University's gym recently installed machines that turn kinetic energy into electricity. Could these machines put a dent in our energy needs?
Jul 30, 2024 • 0 min 0 sec
Can we harness electricity from Electric Eels?
At Possibly, we’re always thinking about ways to generate renewable energy, so when a listener wrote in asking if electric eels could be the next clean energy solution, we got curious!
Mar 12, 2024 • 3 min 42 sec
Our resolutions for 2024
Megan Hall: Welcome to Possibly where we take on huge problems like the future of our planet and break them down into small questions with unexpected answers. I’m Megan Hall. As we head into a new year, our Possibly team decided to think about all of our episodes, and how they might inspire our resolutions […]
Jan 1, 2024 • 3 min 58 sec