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April 4, 2025
Food allergies are on the rise. For kids with less severe peanut allergies, one potential treatment could be found in the grocery aisle. Plus, what happens when AI moves beyond convincing chatbots and custom image generators to something that matches—or outperforms—humans? And, several companies are competing for NASA contracts to build commercial space stations.
30:36
The Secret Life of the Sonoran Desert
We check in on the Gila monsters, saguaros, and microbial crusts living in the desert Southwest.
16:24
Project Seeks to Bring Extinct Species Back to Life
Michael Archer, leader of the “Lazarus Project,” describes early efforts to bring a frog species back from extinction.
29:13
Scientists Search for Gulf War Illness Answers
More than 20 years later, many Gulf War veterans still suffer from an array of unexplained ailments.
16:37
Birds Evolve Shorter Wings to Escape Traffic Crush
Cliff swallows with shorter wings appear better suited to avoid becoming roadkill.
17:25
Grand Central: An Engine of Scientific Innovation
Standard time zones and electric trains were both pioneered at New York’s Grand Central Terminal.
12:01
For Babies, It’s Better to Like What I Like
How green beans, graham crackers, and puppets can give insight into the development of moral behavior.
17:19
And the Award for Best Picture Goes To…
See who took first place in SciFri’s Winter Nature Photo Contest.
17:38
‘Bones’ Inspires a New Generation of Crime Fighters
Forensic anthropologist Kathy Reichs chats about “Code,” her new crime novel for young adults.
12:23
Curiosity Hits Paydirt: New Clues to Life on Mars
Microbes may once have thrived in a freshwater lake on Mars, according to clues in an ancient rock.
5:31
Physicists Tie Water Into Knots
If you thought a smoke ring was fancy, check out these fluid knots.