James Webb Space Telescope observes mid-infrared flare from Milky Way’s central black hole, Sagittarius A*, revealing flare evolution, synchrotron cooling, and magnetic field measurements.

"In order to get such high sensitivity in the mid-infrared, one needs to go to space, as the atmosphere severely messes up ground-based observations at this wavelength." ...

The final integration of the telescope's major observatory components took place on Nov. 25 inside NASA's Goddard Space ...

A seven-hour gamma-ray burst, GRB 250702B, stuns astronomers and hints at powerful new cosmic engines still unknown to science.

NASA's Nancy Grace Roman Space Telescope team has released detailed plans for a major survey that will reveal our home galaxy ...

Deep vertical holes and re-entrant features challenge the best metrology methods.

Researchers at Brown University have developed a wearable sensor that uses polarized light to improve the accuracy of ...

Photoplethysmography (PPG) is an optical sensing technique that measures blood volume changes and underpins devices ranging ...

The GOLD 2024/2025 reports underscore the importance of spirometry in confirming a COPD diagnosis, with a post-bronchodilator ...

The most distant known star in the universe is no longer a faint, anonymous point of light. With the James Webb Space ...

Galaxy mergers activate supermassive black holes, Euclid data shows, revealing more AGN in merging systems and new insights into galaxy evolution ...

Mars, long considered largely static, has revealed a dynamic interior in recent years. NASA’s InSight mission detected ongoing tectonic activity, localised mantle plumes, and magmatic processes, ...