There are two broad categories of watches which one could rightfully label as “space watches.” ...

Correction & clarification: A prior version of this story misstated the origin of the U.S. law on daylight saving time. Sunsets are earlier, the nights getting longer and the leaves are turning — ...

Vacheron Constantin celebrates 270 years with its double-sided “Tribute to the Quest of Time” watch and the unique La Quête du Temps Mécanique d’Art astronomical clock Both exemplify the Maison’s ...

Abstract: Discrete time-variant equation systems represent a typical and complex problem across various disciplines. With the increasing complexity of systems in various fields, traditional methods ...

A solar day is defined by the Sun's return to the local meridian, while a sidereal day is defined by the return of the March equinox to the local meridian. A solar day is approximately 3 minutes and ...

As the almost-too-catchy theme song to Disney Channel favorite "Phineas and Ferb" goes, there are 104 days (ish) of summer vacation, and the problem is finding a good way to spend them. As schools ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

The greatest star map in the world is nearing completion at the Paris Observatory, after 36 years of labor It records photographically 300,000,000 stars and other heavenly bodies visible through the ...

In the movie “Dr. Strangelove,” a series of cold calculations from a madman and a series of “comical” errors led to an American B-52 slipping through Soviet defenses to deliver a nuclear weapon. At ...

The film discusses the concept of time zones and how they are essential for navigation. It explains that the Earth is divided into 24 time zones, each based on 15° of longitude, to maintain a ...