This article was originally published with the title “ A Sure Alarm Clock Invention ” in Scientific American Magazine Vol. 5 No. 24 (March 1850), p. 188 doi:10. ...

The alarm clock is a simple device that plays a critical role in our daily lives. It's hard to imagine waking up without one!

The first alarm clock may have only rung at one time, but it marked the beginning of a new era in timekeeping. Levi Hutchins’ ...

LED clocks were introduced in the mid-1970s and became really popular in the 1980s. It turns out that this is the point in alarm clock history where the nine-minute snooze makes its first appearance.

With the invention of the sunrise alarm clock, also known as a light therapy alarm clock, you no longer have to turn on a bedroom light at 4 a.m. and feel blinded.