This year’s Winter Solstice will occur on Dec. 21. Many ancient sites, like Newgrange in Ireland, pictured, were built to be aligned with and track the Winter Solstice. Photo by Bethany O’Hagan The ...

As the winter solstice approaches, North America is closing in on the shortest day of the year - and in many places, the amount of daylight lost since summer adds up to hours. When is the winter ...

Summer has officially begun in California. The start of the new season is marked the summer solstice — an astronomical event that marks the longest day of the year. Past this point, the days will get ...

Editor’s note: “Behind the News” is the product of Sun staff assisted by the Sun’s AI lab, which includes a variety of tools such as Anthropic’s Claude, Perplexity AI, Google Gemini and ChatGPT. The ...

The winter solstice is the shortest day and longest night of the year, marking the start of astronomical winter - and, more importantly for most Brits, when the sun starts to set later each evening.