According to Academia.edu, if you reach the glass's resonant frequency, or the natural frequency at which the glass will vibrate the most and create a sound of the same frequency. You can change that ...

There’s a certain kind of magic in the way animals anticipate the weather. From dogs pacing before a storm to birds falling ...

Earthaven Ecovillage fared remarkably well after Hurricane Helene. The community had backup power and water systems, as well ...