On Today's Podcast
Were Dinos On Their Way Out Before The Asteroid Hit? Maybe Not
Two new studies suggest that, contrary to longstanding beliefs, dinosaurs were not on the decline before the Chicxulub asteroid impact.
Listen NowNovember 7, 2025
Two new studies suggest that, contrary to longstanding belief, dinosaurs were not on the decline before the Chicxulub asteroid impact. Plus, a giant infrastructure project aims to block invasive carp from entering Lake Michigan, but Chicago’s polluted water already keeps them out. And, Lake Xochimilco in Mexico City is the only place where axolotls live in the wild, and they face growing threats.
16:29
Lucy and Psyche Asteroid Missions Explore the Early Universe
NASA’s upcoming asteroid missions will examine a metal world and primitive planetesimals.
11:34
As Automation Advances, What’s Next for Human Jobs?
A new report looks at potential impacts of automation and artificial intelligence on jobs in a variety of industries.
7:56
Twisted Science: Tying The Strongest Molecular Knot
There are more than six billion known knot configurations. Scientists have used metal ions to tie the tightest molecular knot.
9:00
Why You Should Be Patient With Your Indecisive Teen
A roundworm model suggests that teenage indecision isn’t just a torture tactic.
16:32
After Concussion, What Blood Can Reveal About the Brain
A blood test may help athletes gauge concussion recovery, plus new concerns about the risks for CTE.
17:30
Eight Years of Science Under Obama: Boom or Bust?
A look at President Obama’s science legacy.
How To Talk To A Climate Change Denier
Use these tips to have more productive conversations about climate change.
An Algorithm to Identify Every Tree
Researchers are hoping a computer algorithm can help track the health of our urban forests.
7:24
A Trip to a Gadget Nirvana
The annual Consumer Electronics Show opened this week in Las Vegas, with gizmos galore.
4:44
Solar Manufacturers Suffer as Panel Prices Drop
The price of solar photovoltaic panels is dropping, and solar manufacturers are being squeezed.
17:39
What’s the Best Way to Convince a Climate Change Denier?
More data doesn’t seem to change minds, but focusing on solutions might help.
17:00
There’s a Science Advocate in the House (of Representatives)
A conversation with congressman and physicist Bill Foster.
11:37
Genetically Modified Parasite Shows Promise for Malaria Vaccine
A new approach to defeating a top killer looks safe, but will it be effective?
7:35
Cracking Open How Dinosaurs Hatched
The incubation period for dinosaurs, depending on the species, could have ranged from 3–6 months.
9:33
Create Your Own Tractor Beam
It’s not exactly like the one in “Star Wars,” but it’s pretty cool all the same.
16:27
Slow Science: A Look at Long-Lived Experiments
A look at a 140-year-old seed viability project and E.coli populations that have evolved for more than 66,000 generations.
Can I Drink Alcohol With a Cold? Your Cold Questions, Answered.
Arm yourself with these cold facts, and fight sniffles smarter.
30:01
This Census Requires Eagle Eyes
Every December, tens of thousands of birders grab binoculars, bundle up, and head outside for Audubon’s Christmas Bird Count.
17:17
What Gives Bubbly Its Bubbles?
With New Year’s Eve just around the corner, SciFri salutes the fizz in your champagne flute.
46:55
2016 Year in Review
Gravitational waves, CRISPR, and Pokémon Go—a look at the big science stories of 2016.