A new technique breaks Dijkstra's 70-year-old record: it finds routes faster in huge networks, changing graph theory forever.

As the rain continues to rain, and the hour when the sky goes from a dreary lightish gray to darker gray to black gets earlier and earlier, you may find yourself wondering: Will this ever end? That ...

The shortest day and longest night of the year is almost here. The winter solstice marks the first day of winter, ushering in the colder weather and holiday season. But daylight saving isn't to blame; ...

The shortest day of the year is almost here, Californians, as the last day of fall approaches. The winter solstice is on Sunday, Dec. 21, in the Northern Hemisphere and it occurs at 7:03 a.m. PT, ...

Nov. 25 (UPI) --A therapy horse living in Germany was dubbed the shortest living horse by Guinness World Records, standing at a diminutive 21.1 inches tall. Carola Weidemann said she adopted Pumuckel ...

As we draw closer to Christmas and winter sets in, the days become shorter and darker, with the winter solstice marking the shortest day of the year. But when exactly is the shortest day of the year, ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle the easiest pieces first. But this kind of sorting has a cost.

Across the Northern Hemisphere, people are soaking up the long hours of summer sunlight, with no idea that they’re experiencing some of the shortest days since modern timekeeping began—by a ...

July 22, 2025, is predicted to be one of the shortest days ever recorded. Earth is expected to complete today's rotation 1.34 milliseconds faster than 24 hours. While imperceptible to humans, these ...

Several factors are causing the length of a day on Earth to change. Tuesday, July 22 will be the second-shortest day of the year, as Earth completes a full rotation in less time than usual. The planet ...

As Earth spins faster than it has in decades, atomic clocks are catching the difference, and shorter days are on the horizon. When you purchase through links on our site, we may earn an affiliate ...