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February 28, 2025
A federal DEI ban is already prompting changes across science agencies. How will it affect medical research? A journalist traveled to five continents to learn about the afterlife of our trash, and why most “recyclable” plastic actually isn’t. And, the ocean liner SS United States will become an artificial reef in Florida. How do artificial reefs work?
12:05
Fact Check My Feed: Why Are People Taking Discredited Horse Medicine For COVID-19?
Virologist Angela Rasmussen debunks the latest COVID-19 home remedy, and weighs in on new variants.
17:34
What Happens If Atlantic Ocean Currents Cease To Churn?
Climate models suggest that a crucial ocean circulation pattern is already changing—a sign that we’re heading toward climate tipping points.
17:08
A Sourdough Saga, From Starter To Slice
Author Eric Pallant dives into the delicious culture and chemistry of breadmaking.
9:16
Back To School During The Delta Variant
With pediatric COVID-19 cases rising, and Delta’s high transmission rates, many parents are concerned about school safety.
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?
12:07
A Skeletal Record Of Medieval England Society
Scientists are uncovering clues about medieval life from the bones of ordinary people.
33:58
Birds Are The Last Dinosaurs. Why Did They Survive?
The ancestors of modern birds survived the mass extinction event that killed other dinosaurs 66 million years ago. New fossils offer one theory as to why.
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?
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.
16:29
The Minds Behind The Myers-Briggs Personality Test
Who were Myers and Briggs anyway?