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June 13, 2025
US Health Secretary RFK Jr. fired an entire panel that recommends vaccines. Plus, the EPA moves to expedite cleanup of Superfund sites amid budget cuts. Former President Joe Biden’s diagnosis with an aggressive form of prostate cancer has put a spotlight on prostate cancer screening.
34:45
The SciFri Book Club Takes a Hike
Bill Bryson’s “A Walk in the Woods” is this month’s book club read.
12:08
Researchers Revive a Plant Frozen in Time
A plant called a bryophyte survived 400 years frozen beneath glacier ice.
3:19
Teacher Feature: Ethnobotanist Tom Carlson
A student tells his former professor how much a class meant to him.
34:35
Bad Diagnosis for New Psychiatry “Bible”
Many experts say the DSM’s approach to mental illness is outdated, and it’s time to move on.
8:40
With Chemical Tweaks, Cement Becomes a Semiconductor
Researchers explain how a cement can take on some of the properties of a metal.
6:51
‘Crazy Ants’ Spreading in the Southeastern U.S.
Tawny crazy ants, recent arrivals to the country, are able to drive out even the imported fire ant.
27:28
Reinventing Farming for a Changing Climate
Climate change may increase pests and turn dry soil to dust. Farmers are already on the offensive.
12:19
Studies Question Potential Alzheimer’s Treatment
A skin cancer drug shown to lessen Alzheimer’s symptoms in mice may not work as originally claimed.
7:48
Tracking Killer Tornadoes
The massive tornado that struck Oklahoma this week was the product of specific atmospheric conditions—and bad luck.
26:14
Tackling New Tech in the Golden Years
How, and why, have some older people overcome the challenges of learning new technology?