November 22, 2024
On the 50th anniversary of Lucy’s discovery, paleoanthropologists reflect on what she taught us about ourselves. Plus, divers have recovered seeds of a long-lost rye variety from a 146-year-old shipwreck in Lake Huron. And, a potato researcher explains potato varieties, potato nutrition, and some tubular tuber facts.
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.
The Best of Science Friday, 2016
SciFri staffers pick their favorite stories and activities from the year.
12:00
Space Trivia, and a Cosmic Trip Planner
Astronomer Dean Regas shares some of his favorite stellar facts, and offers tips for the big skywatching event of 2017: the solar eclipse.
09:02
Notes On Composing For Science
Film composer Darren Fung describes what it took to score the science documentary series “The Great Human Odyssey.”
29:02
A True Story of High Drama in Space
In this 1995 segment from the Science Friday archives, Apollo 13 mission commander Jim Lovell tells the story of the flight’s survival after an explosion in space.