Outside/In
NHPR
Add to My Podcasts
Episodes
About
Reviews
Charts
Promote
The Element of Surprise: The $1,000 Balloon
37 minutes
Posted Jul 23, 2025 at 8:00 am.
0:00
37:24
Add to My Queue
Download
MP3
Share
episode
Share at current time
Show notes
The coolest and most uplifting element is rarer than you might think.
Popular Now In
Natural Sciences
#76
Previous
A Map to the Next World
Next
Field reports from the cutting edge of science
← See all 349 episodes of Outside/In