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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?
8:05
A Backstory For Kuiper Belt Object ‘Arrokoth’
Plus an update on the new coronavirus outbreak, and more in this week’s News Roundup.
3:41
Bringing California’s Groundwater Into Balance
The Sustainable Groundwater Management Act seeks to regulate water flowing out of and into California’s underground aquifers.
20:38
Bringing A ‘Ghost Heart’ To Life
Scientists are engineering hybrid mechanical animal hearts and “ghost heart” scaffolds in the hopes of finding alternate transplantable organs.
24:04
How Big Tech Is Taking On Big Government
Tech companies are supplying citizens with food, courting international diplomats, and fighting terrorism—work that sounds a lot like what governments do.
34:05
A Last Love Letter To The Great Lakes Book Club
The SciFri Book Club wraps its month-long investigation of the Great Lakes with questions about the future of the ecosystems’ recovery.
11:52
“One Trillion Trees”… But Where to Plant Them?
President Trump and Republicans are increasingly considering planting trees to combat climate change—but the strategy has some serious flaws.
29:13
How Tech Can Make Us More—And Less—Empathetic
A new book covers why empathy is important to society, and how technology is changing that.
16:21
Meet Alice Ball, Unsung Pioneer In Leprosy Treatment
A new short film tells the story of a young African-American chemist and her pioneering work in the early 1900s.
34:19
How Native American Communities Are Addressing Climate Change
Indigenous tribes are centering climate change management strategies around traditional practices.
7:15
A Close Call Collision In Near-Earth Orbit
Plus news about crab heath, graphene, and more in this week’s News Roundup.