Explore Broadcast Segments
12:03
Shedding Light on the Science of Sunscreen
How does sunscreen protect our skin from harmful radiation, and what is the meaning behind SPFs?
20:39
Food Failures: Avoiding Grilling and Barbecue Pitfalls
Marinade myths, charcoal chemistry, and the elusive “smoke ring”—the science behind barbecue and grilling.
13:24
Getting A Grasp On The Clever Cephalopod
The nautilus, the “living fossil” of cephalopods, can uncover the origins of the complex brain of modern cephalopods.
12:21
3-D Mammography Detects More Cancers, But Will It Save Lives?
A new study suggests that 3-D mammography detects more cancers than traditional digital mammography. But the technology is expensive, and there’s no indication yet that it catches more dangerous cancers, or is saving more lives.
31:02
Making Art From the DNA You Leave Behind
Artist Heather Dewey-Hagborg calls attention to genetic surveillance with artworks made from strangers’ DNA.
3:05
Arnold Relman, Health System Critic, Dead at 91
Relman called the American health care system a “new medical-industrial complex.” We remember him here with two archival clips.