With plenty of snowfall and cloudy skies so far in December, it may seem like Iowa is already in the thick of winter. However, the season doesn't officially begin until the end of this weekend with ...

The winter solstice is here, marking the shortest day and longest night of the year — and for California, it comes with rain in the forecast for most of the state. Storm systems are expected to sweep ...

Shortest path algorithms sit at the heart of modern graph theory and many of the systems that move people, data, and goods around the world. After nearly seventy years of relying on the same classic ...

Abstract: This paper investigates the shortest path planning of unmanned surface vehicles (USV) in complicated marine environments. A novel path planning method called “sunlight algorithm” is first ...

Yes the darkest day of the year is here, but that means brighter days are ahead. Sunday is the shortest day of the year north of the equator, where the solstice marks the start of astronomical winter.

Meteorologists consider the arrival of December as the start of winter, the beginning of the coldest three months of the year. Astronomically, the season started a little after 10 a.m. on Sunday, ...

Pour one out for the ancient MetroCard and its equally old cousin, the PATH SmartLink card. The beginning of the end for these longtime ways to pay fares on the bi-state PATH system came Thursday when ...

When Edsger W. Dijkstra published his algorithm in 1959, computer networks were barely a thing. The algorithm in question found the shortest path between any two nodes on a graph, with a variant ...

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 ...

Kamala Harris’s 107 Days offers a devastating indictment of Joe Biden. It also documents the limits of her own politics. Presidents cast long shadows. Vice presidents are usually doomed to live in ...