Graphophone, recorded in October 1881. "There are more things in heaven and earth, Horatio, than are dreamt of in our philosophy. I am a graphophone and my mother was a phonograph." Voice of Alexander ...

Ring provides home security through a video peephole, letting you see who’s at the door whether you’re inside the house or 100 miles away. My house has never had a doorbell. This alone makes me a good ...

What does a 200-ton bell sound like? It’s an academic question, as the only accessible bell of that size broke beyond repair shortly after manufacture in 1732 in Russia. The Tsar Bell captured the ...