99% Invisible Folgen

When Melissa Lee was growing up in Hastings-on-Hudson, a small town in upstate New York, there were only so many fun things to do. One was buying geodes and smashing them apart with a hammer. (You know geodes, right? Those … Continue reading → Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to ad-free new episodes and get exclusive access to bonus content.

Kowloon Walled City was the densest place in the world, ever. By its peak in the 1990s, the 6.5 acre Kowloon Walled City was home to at least 33,000 people (with estimates of up to 50,000). That’s a population density … Continue reading → Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to ad-free new episodes and get exclusive access to bonus content.

When most people think of camouflage they think of blending in with the environment, but camouflage can also take the opposite approach. It has long been hypothesized that stripes on zebras make it difficult for a predator to distinguish one … Continue reading → Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to ad-free new episodes and get exclusive access to bonus content.