May 2, 2025
An astronomer explores the cosmos and the limits of what science can test. Plus, how the mysterious properties of pasta—like how it bends, coils, and breaks—have been tested by physicists for decades. And, millions of years ago, iguanas somehow got from North America to Fiji. Scientists think they made the trip on a raft of fallen vegetation.
12:12
‘What If I Didn’t Tell?’
When a researcher discovered a critical error in her study, she had a choice to make.
12:36
Charismatic Creature Corner: Chonky Fish Edition
The coelacanth was thought to go extinct 66 million years ago, making it closer to the human genealogical lineage than modern fish.
17:21
Biden’s New Assistant Secretary Of Health On Protecting Trans Youth
Dr. Rachel Levine talks about the importance of health equity and protecting healthcare for trans youth.
How Robots Can Help Kids Develop Social Skills
A robot ethicist explores exciting new research that suggests that cute robots can help kids overcome social anxiety.
Soil Engineering: The Relationship Between Soil Texture and Function
Not all soil is the same. Explore soil texture and structure in this hands-on investigation, then predict how soil health will be affected by climate change.
Language Evolves: It’s Literally Fine
Irregardless, the dictionary’s got your back.
How Can Humans Survive Longer In Space? Photosynthetic Skin
If scientists could genetically engineer chloroplasts into human skin cells, could it give us the energy needed to live in space long-term?
11:57
NASA Plans Two New Trips To Venus
Plus, the U.S. promises to send COVID-19 vaccines to countries with shortages.
06:41
Where Did Watermelon Come From?
Uncovering the watermelon’s ancestors took an understanding of genetics and Egyptian iconography.
11:43
Research Reveals 178 Genes Are Associated With Depression
A new study identifies the genes that make depression inheritable.
17:33
Can Genetic Engineering Help Humans Live In Space?
Astronaut Scott Kelly talks about the bodily effects of a year in space, and author Christopher Mason explores how to help humans survive.
16:52
How Might Technology Shift Our Morality?
Author Juan Enriquez argues that genomics, neuroscience, and other advancements will change our ethical frameworks for years to come.
28:03
Anthony Fauci Reflects On 40 Years Of HIV/AIDS Research
June 5 marks the 40th anniversary of the first report on HIV and AIDS. Anthony Fauci looks back on four decades of research.
Crown 2021’s Cephalopod Of The Year For #CephalopodWeek
From June 18-25, we’re celebrating the 8th Annual Cephalopod Week by awarding one lucky, many-armed invertebrate the award of a lifetime.
Choose Your Virtual Cephalopod Week Adventure!
Aquariums, trivia, watch parties, oh my! From June 18 to 25, join three special virtual events in celebration of our favorite undersea buddies.
12:08
Big Oil Reckons With Climate Change
From the courtroom to the boardroom, oil companies saw new pressure to act on climate change this week. Plus Moderna’s vaccine tested in youth, and more stories.
10:01
What Happens When The Colorado River Runs Dry?
The water system supplies water to 40 million people. What happens if it dries up?
7:15
Making Syrup From More Than Maple Trees
To make forests and farmers more resilient, researchers and hobbyists are branching beyond maple syrup.
11:57
Shifting The Sand Business To Greener Practices
As a key ingredient in everything from asphalt to microchips, scientists are trying to make sand extraction more ecologically friendly.
17:28
A Trip Back In Time With Jane Goodall
Listen to highlights from our first interview with the primatologist and winner of this year’s Templeton Prize.