June 27, 2025
In his new book, a former FDA commissioner unpacks the latest science on metabolism, weight loss, and how GLP-1 drugs actually work. Plus, the first images from the brand new Vera C. Rubin Observatory have finally been unveiled. And, researchers have observed a population of orcas that use kelp tools to scratch their backs.
6:28
The Cold Virus Seeks Safety in the Nose
One out of five people harbors a cold virus in their nose at any one time.
11:44
Diet Pill Mimics the Effects of Eating
The “imaginary meal” pill helps mice lose weight—but can it do the same in humans?
10:58
Mapping White-Nose Syndrome’s Lethal Course In Bats
Bats infected with white-nose syndrome use up twice as much energy during hibernation as uninfected bats.
16:59
Bill Nye on the Origins of Evolution
When it comes to evolution, Bill Nye the Science Guy won’t be denied.
Talking Darwin Over Dinner
An excerpt from the Science Guy’s new book, “Undeniable.”
SciArts: Exoplanet Art
Artist Helena Kauppila imagines and paints her vision of what it would be like stand on the surface of another planet and look up at the stars.
When Egg Meets Sperm, Sparks Fly
The original meet-cute. When sperm and egg meet, sparks fly.
Make Your Own Fall Foliage With This Dad-Tested Experiment
Learn about why leaves change colors in different seasons.
22:17
An App A Day Keeps The Doctor Away?
Eric Topol’s book ‘The Patient Will See You Now’ argues that technology will save patients time and money—and put healthcare back in their hands.
23:41
Birding Into the New Year
We’ll check in on the 115th annual Audubon Christmas Bird Count and hear what birds have made an appearance so far this winter.
11:52
Don’t Stress! How To (Probably) Keep Your New Year’s Resolutions
A lack of discipline isn’t what might undermine your goals, but rather an abundance of stress.
10:54
Could an ‘Ocean’ of Water Be Trapped Within the Earth?
Rocks deep within the earth’s mantle could sequester water for billions of years and release small amounts to the surface.
23:23
Families Geek Out! Try These DIY Experiments at Home
“Bill Nye the Science Guy” writer Lynn Brunelle and “Dad’s Book of Awesome Science Experiments” author Mike Adamick share fun science experiments parents and kids can do at home.
A New Era of Medicine, Centered on Smartphones
An excerpt from “The Patient Will See You Now.”
This Insect’s Got Gears
The cogs allow the planthopper nymph to synchronize movement of its hind legs.
Science Friday Home Science Highlights of 2014
Our best home experiments and maker projects from 2014.
The Best of Science Friday, 2014 (Picked by Our Staff)
SciFri staff members recommend their favorite stories from the past year.
40:50
2014 Science Year in Review
From the Ebola outbreak to the Rosetta mission to a comet, a look at the biggest science stories of the year.