academic

As the title suggests, Jeija demonstrates how WiFi signals travel through our surroundings by capturing them through an ESP32 antenna array. The video dives further into the physics behind the signals through WiFi signal captures, visuals and easy to understand explanations.

Discovered via Tom Scott's Newsletter.

So cats do try their best to communicate vocally.

Research shows that, "listeners were able to identify domestic cat meows from two different contexts significantly better than chance, and that experienced listeners were better judges than inexperienced ones." Taking samples from two of three sibling cats showed that rising intonations were related to food and falling intonations with the vet.

Originally posted on Mastodon.