Astronomers have long puzzled over how some massive galaxies stop forming stars and remain dormant for billions of years—even ...

Glassy materials are everywhere, with applications far exceeding windowpanes and drinking glasses. They range from bioactive ...

From walking shoes and slip-on sneakers to pumps and winter boots, these footwear picks combine comfort, warmth, and everyday style for the colder months.

To improve the adaptability of solar refrigeration systems to different heat sources, a single-double-effect LiBr-H2O ...