Legendary Active Galaxy Contains a Monster Black Hole Amateur astronomers can observe an extraordinary celestial object known as 3C 273, the most distant target visible through a standard backyard ...
Screens for TVs, smartphones or other displays could be made with a new kind of organic LED material developed by an international team, co-led by University of Michigan engineers. The material ...
Amid a backdrop of galaxies, a star shines brightly with a white-yellow light, slightly left of center. The star has eight long spikes, which are imaging artifacts called diffraction spikes.