The world's first mechanical clocks were tower clocks built in Europe around 1270 to 1300 during the renaissance period. These clocks did not yet have dials or hands but told the time by striking ...

In his decades-long career in tech journalism, Dennis has written about nearly every type of hardware and software. He was a founding editor of Ziff Davis’ Computer Select in the 1990s, senior ...

Cyanobacteria, an ancient lineage of bacteria that perform photosynthesis, have been found to regulate their genes using the same physics principle used in AM radio transmission. Cyanobacteria, an ...