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.
The Next Big Engineering Tool Of The 1960s? Nuclear Bombs
In an era marked by fear of nuclear bombs, Operation Plowshare took a look at their potential to create.
7:31
A New Iceberg The Size of Delaware, Peering Into Jupiter’s Red Spot, And A Quantum Photon Entanglement
The cracking Larsen C ice shelf is now 12 percent smaller. Plus, a new close-up of Jupiter’s giant storm.
4:30
For Farmers, Rotating Livestock Pays Off
Amy Mayer from Iowa Public Radio talks about the environmental and economic benefits of diversifying livestock on farms.
26:27
Are We Facing Electrical Gridlock?
The influx of renewable energy and smart appliances threaten to overload our aging electrical grid.
8:20
Creating The Perfect Ice Cube
Researchers at Ohio State University have come the closest yet to mimicking a type of ice crystal found only in earth’s upper atmosphere.
12:20
A Peek Into The Sex Lives Of Algae
A new study found that single-celled diatoms can have sex, and that ammonium makes them frisky.
16:54
Chasing Coral, And Climate Solutions, In New Documentary
In the story of dying coral reefs, a call to action.
17:31
Ants Exhibit Towering Engineering Skills
Ants are known for their elaborate underground tunnels and caverns. But ants also build tall, Eiffel Tower-like columns—with their own bodies
Sci Fri Science Club: Freeze Challenge
We challenge you to create something totally new, and totally frozen.
Desktop Diaries: Michael Pollan
In the latest installment of our Desktop Diaries video series, we’ll take you into the home office (and garden) of the famous food and nature author Michael Pollan.
Make Supercool Fruit Pops
Make supercooled water and use it to coat fruit pops in instant ice crystals
Hackers Have Been Targeting Nuclear Power Plants
A U.S. government report warns that hackers have been targeting power facilities in the US and other countries.
Air Pollution Is As Unhealthy As Secondhand Smoke, A New Study Says
Kids who live near pollution are at the same risk of asthma as those exposed to secondhand smoke.
The Secrets Of Drying Your Food
‘Cooking for Geeks’ author Jeff Potter explains the scientific secrets to making the perfect dehydrated food.
8:17
A Tower Of Skulls, A Frog Explosion, And A Study Of Cycles
Science journalist Annalee Newitz joins us to talk about some of the stories from the week in science.
4:04
A Mathy Makeover For The Kilogram
Standardizing our mass measurements relies on an elaborate and exacting physics experiment.
9:37
Drilling Into The Secrets Of Roman Concrete
Researchers are working to understand the exceptional durability of an ancient building material.
12:23
With Key Staff Missing In Washington, Can Science Policy Move Ahead?
President Trump has yet to name a presidential science advisor or directors for NASA and NOAA, and other key science positions.
9:38
Don’t Phone A Friend. Skype A Scientist!
A new program introduces schoolkids around the world to real, working scientists using videoconferencing tools like Skype.