A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

The ALMA (Atacama Large Millimeter/Submillimeter Array) radio telescope, located in theChilean Andes, has long been a key ...

The report confirms that Columbia’s was no spontaneous student uprising. It documents how anti-Jewish discrimination pervaded Columbia’s classrooms and brings into focus a more troubling reality: ...

Our stories today chronicle transitions. Europe is contemplating a future in which the United States is no longer the strategic and economic partner it has relied on since the end of World War II.

Radio over fiber transports RF signals via optical fiber, enabling low-loss distribution for wireless networks, radar systems, and radio astronomy applications.

Early risers across North America and Europe may spot a bright, silent light gliding across the Christmas sky — and it just ...

Fast solar wind and a possible glancing blow from a coronal mass ejection could spark auroras over Christmas. Stargazers may ...

With 3I/ATLAS slated to make its Earth tour in two days, amateur photographers and astronomers alike are scrambling to catch ...

While these free events do indeed happen each month, the gathering that's set to sparkle Dec. 20 feels a bit special: It's ...

Visitors to the Sunwheel can see the sun rising and setting over the winter solstice stones from approximately Dec. 16 ...

Sunday marks the shortest day of the year in the Northern Hemisphere, signaling the start of astronomical winter.

Although the Ursids are active from Dec. 13 through Dec. 26, the peak night coincides with the winter solstice, which occurs at 10:03 a.m. EST on Dec. 21. Though the two events are totally unrelated, ...