17:24
Congress Is Considering Two Climate Change Bills. What’s In Them?
Two bills aim to reduce the U.S. carbon footprint. If they pass, it would be Congress’ first major actions on climate change.
12:01
Do I Really Need 10,000 Steps A Day? Scientists Say 7,000 Is Fine
It turns out “getting your steps” is more than a trope. New research finally backs up the health benefits of walking.
4:07
NASA Scientist Answers Kids’ Questions About The Mars Rover
A NASA research scientist answers questions from kids about the Perseverance Mars rover, like how its samples will get back to Earth.
16:47
With Worsening Wildfire Seasons, How Can We Learn To Live With Them?
A fire scientist on how we can change our relationship with fire.
12:06
Nation Grapples With Several Climate Disasters At Once
While wildfires blaze out west, Hurricane Ida wallops the eastern United States, more evidence that extreme weather is tied to climate change.
13:56
Many Schools Are Buying High-Tech Air Purifiers. Do They Actually Work?
Some schools are buying air purification systems that may not work as well as a standard HEPA filter, according to air quality experts.
12:16
Pfizer’s Vaccine Is Now Fully Approved. What’s Next For The Pandemic?
Many organizations moved to require COVID-19 vaccinations after Pfizer’s shot got FDA approval. What impact will it have on the pandemic?
32:51
How To Make Solar Power Work For Everyone
As we move away from fossil fuels, how do we make renewables work for everyone?
What Cherokee Fire Pots Can Teach Us About Thermal Conduction
Learn about thermal energy by examining the design of Cherokee fire pots, then reflect on Indigenous ways of knowing and westernized notions of science.
11:53
Why The Delta Variant Will Make More Kids Sick
The pandemic is the worst it’s ever been for children, who cannot be vaccinated. Plus booster shots, an mRNA vaccine for HIV, and more.