[Stephen Hobley] has been experimenting with an electromagnetic pendulum in order to build himself a clock. Through the course of his experiments, he has learned quite a bit about how pendulums ...

Would you believe a pendulum clock that can keep time accurately to within one second per year? If you answered “yes”, you’ve either never tried to regulate a pendulum clock yourself ...

How have clocks and watches intertwined with our ... Calendar Clock National Museum of American History Galileo Pendulum Clock Model, Replica National Museum of American History Factory Wall Clock ...

The Foucault pendulum which was displayed for many years in the Smithsonian's National Museum of American History was removed in late 1998 to make room for the Star-Spangled Banner Preservation ...

Much of that opinion came from worries that tinkering with time has detrimental effects on the body because it confuses the body clock's sensitivity to daylight and melatonin secretions.

That will put us back into standard time and end Daylight Saving Time (DST). When clocks reach 2 a.m. local time, they will ...

This marks the return to standard time. When local time reaches 2 a.m. on Nov. 3, clocks will turn backward an hour to 1 a.m.

While dark mornings are inevitable in winter, turning the clocks back gives us an extra hour of natural light. At least 15 minutes' exposure to natural daylight, as early as possible in the day ...

Daylight saving time began in March, always on the second Sunday of that month, when we set our wall clocks one hour ahead for "spring forward." In November, daylight saving time "ends," and we'll ...

This twice-a-year ritual of adjusting clocks forward in spring and back in autumn has been ingrained in American, Canadian and Cuban life for more than a century. However, recent legislative ...

The twice-annual changing of the clocks will happen on Sunday, Nov. 3 as the clocks "fall back" an hour, a tradition that is observed by most, but not all Americans. The opposite will happen in ...