Every year, as the leaves turn and a chill enters the air, a familiar debate lights up social media feeds. The question is simple yet divisive: when is the right time to put up the Christmas tree?

A microscopic ‘Christmas tree’ is a seasonal highlight of a remarkable science project that sees a quirky comparison of vast and small. Curated by NASA’s Chandra X-ray Observatory, a series of ...

It's the time of year when living rooms fill with the scent of pine and the annual challenge begins to keep Christmas trees looking their best throughout the holiday season. But when it comes to tree ...