On Today's Podcast

A Little Grime Can Boost Kids’ Health. But What Kind?

Researchers are homing in on how kids reap long-term health benefits from getting dirty, whether cuddling furry pets or playing with friends.

Listen Now
Most Recent Broadcast

February 13, 2026

An evolutionary biologist weighs in on mating and dating in the age of apps. Is pair bonding passé? Is single the new married? Plus, the Relativistic Heavy Ion Collider, or RHIC, has ceased operation. What’s next for particle physics? Add, researchers are homing in on how kids reap long-term health benefits from getting dirty, whether cuddling furry pets or playing with friends.

Listen Now

Sign Up For Science Friday’s Newsletters!

From sneak peeks of the show to educational resources to events, stay up to speed with all things SciFri.

Read More
Segment

15:56

To Milk A Tick

Compounds in tick saliva can reveal to how these parasites can create anesthetics and anticoagulants to breakdown human and animal defenses.

Listen