Explore This SectionEarthEarth ObserverEditor's CornerFeature ArticlesMeeting SummariesNewsScience in the NewsCalendarsIn ...

When you look up at the night sky, planets seem calm and fixed. But a new study shows that nearby planetary systems can be ...

The cosmic object, originating from beyond our solar system, sparked curiosity reminiscent of a science-fiction spectacle, ...

The interstellar comet 3I/ATLAS has started to brighten and dim in a remarkably steady rhythm, repeating every 16.16 hours as it sweeps through the inner solar system. That optical heartbeat has drawn ...

The Crab Nebula has been one of astronomy’s most scrutinized objects for nearly a millennium, yet Hubble’s first fresh look ...

When interstellar comet 3I/ATLAS made its closest approach to Earth on December 19, 2025, it did not become a spectacular object in the night ...

Comet 3I/ATLAS X-ray observations reveal hidden hydrogen and nitrogen, offering rare chemical insight into an interstellar ...

Southwest Research Institute's novel Compact Dual Ion Composition Experiment (CoDICE) instrument aboard NASA's Interstellar Mapping and Acceleration Probe (IMAP) spacecraft has successfully collected ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Optical materials are substances used to manipulate the flow of light. This can include reflecting, absorbing, focusing or splitting an optical beam. The efficiency of a specific material at each task ...

Ireland is well-known for its rich musical heritage and its vast collection of ancient musical instruments spanning more than 3000 years from the Late Stone Age through to the Early Medieval Period ...

The Princess of Wales has hosted her annual Christmas carol concert at Westminster Abbey, with guests including royals, celebrities and local heroes who have helped their communities. In a festive ...