On Today's Podcast

The Human Obsession With Aliens Goes Way, Way Back

A new book charts the millennia-old history of our fascination with aliens, and how myth transformed into research.

Listen Now
Today's Broadcast

September 12, 2025

Octopuses can use their suckers to detect harmful microbes on the surface of objects like crab shells, or their own eggs. Plus, a new book charts the millennia-old history of our fascination with aliens, and how myth transformed into research. And, golden oyster mushrooms have escaped from home growing kits into the wild. Could they affect fungal diversity in North American forests?

Listen at 2 p.m. ET

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

17:26

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.

Read More