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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?
17:00
Is This The Dawning Of The ‘Age Of Schadenfreude?’
Taking pleasure from someone else’s pain may make you feel like a jerk, but it’s a very natural emotion.
16:31
The Deadly Proteins Stalking Deer
Prions that cause Chronic Wasting Disease are devastating deer populations. Clues to solutions may lie in soil science.
33:44
What Happens When You Double Dip That Chip?
Does double-dipping a chip really infect the dip? Is the five-second rule real? Plus, a look at other food myths.
6:17
Three Years Later, Checking In On The Paris Accord
Countries are discussing carbon emissions in a new political (and changing) climate.
5:13
The Complex Calls Of City-Living Frogs
Living in the city means that male túngara frogs have more complex calls than their country cousins, but ‘more complex’ doesn’t necessarily mean better.
7:45
Why Are Raccoons So Good At Getting Into Your Garbage?
Does success in the urban jungle require dexterity or cleverness? Or both?
29:31
New Space Telescopes Race For A New View Of The Cosmos
The James Webb Space Telescope is a decade late and billions of dollars over budget. But astronomers are already setting their sights on its successors.
16:27
‘Dear Science Friday, Can You Study The Asp Caterpillar?’
Second grader Nina Del Bosque sent SciFri a letter with a question about stinging caterpillars. We introduce her to a biologist to answer her caterpillar curiosities.
26:01
To Battle Cancer, First Understand The Immune System
Cancer immunotherapy has dramatic success in some cases, but not all. Researchers are trying to learn why.
6:49
A Busy Week In Space
If all goes according to plan, seven rockets will lift off this week.