February 7, 2025
Some research shows that e-cigarettes can be a useful tool for quitting cigarettes, but that strategy is hotly contested by scientists. Plus, an investigative journalist outlines how fraud and misconduct have stalled the search for effective Alzheimer’s treatments in a new book. And, why snow has that crisp, clean smell.
Breakthrough: Snapshots from Afar
In the second episode of Science Friday and HHMI’s series “Breakthrough: Portraits of Women in Science,” three scientists share stories about India’s first interplanetary mission—a mission to Mars.
Bringing Color Back To The Dead
Conservators at the American Museum of Natural History are experimenting with how to recolor fading taxidermy displays.
The Stars Behind Our Stellar Classification System
Author Dava Sobel explains how a group of women astronomers helped develop the classification system that scientists use to identify stars today.
7:17
The Fate of Kratom, Hidden Oil Spills, and Celebrities of Science
Will the DEA ban a potentially promising drug for treating opioid addiction?
5:00
The Cost of Co-Pay Drug Coupons
Co-pay drug coupons can provide a discount for prescription medicines, but can carry a steep price in the long term.
17:30
An Exit Interview With U.S. Chief Data Scientist DJ Patil
What will be the legacy of the Obama administration’s “big data” programs?
17:10
How You—and the Science Club—Broke It Down
The Science Friday Science Club meets to wrap up their latest project, devoted to the idea of disassembly.
12:22
21st Century Cures Act Will Hasten Drug Approval
Patient advocates say the Act will get life-saving new drugs to patients faster. But critics contend that looser FDA regulations will raise the number of unsafe and ineffective drugs that make it to consumers.
16:43
The Female Astronomers Who Captured the Stars
At the beginning of the 20th century, a team of female astronomers at the Harvard College Observatory worked to classify the stars.
17:22
Views From Aloft: The Art of Space Photography
Astronaut Don Pettit has taken hundreds of thousands of photos from the International Space Station.
Space, Seen Through A Window
Astronaut Don Pettit has taken thousands of mesmerizing images during his three missions to the International Space Station.
7:41
Dormouse Telomeres and Cat Tongues
Most animals’ DNA shortens with age, but scientists are studying an animal that increases its genetic strands as it grows older—the dormouse.
4:20
Not All Soles Are Created Equal
Boots made for extreme winter weather may be easily succumb to an icy sidewalk.
27:44
The Best Science Books Of 2016
Time travel, microbes, black holes, and polar bears.
7:19
Cassini’s Final Year, And Juno’s First
One mission is winding down. Another has just begun. A look at what’s next for each.
12:22
Do You Know What’s in Your Medical Record?
The first step to taking ownership of your medical data is to ask for it. Then it’s up to you how to share and store it.
17:27
Tracking the Daily Rhythms of the Microbiome
How do the circadian rhythms of gut bacteria affect the rest of the body?
17:37
How to Bring Back the Dead (Animals)
An anatomist’s eye and an artist’s touch are key to creating enduring taxidermy.
What Happens If We Detect Extraterrestrial Intelligence?
Finding communicative aliens is a long shot, but if we do, here are a few next steps to consider.
Memories in the Mud
Create a simulated sediment core and use it to identify the number of tropical cyclones that swept through the area near Belize’s Blue Hole. Learn how scientists use sediment cores to get information about weather events dating back 1500 years.